Home / 20,144,590.20-30,216,885.30-13,767,298.20

Finding the Fourth Proportional to 20,144,590.20, 30,216,885.30 and 13,767,298.20

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Solution

The fourth proportional to 20,144,590.20, 30,216,885.30 and 13,767,298.20 is: 20,650,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,144,590.20 : 30,216,885.30 = 13,767,298.20 : x
  2. Step 2: Convert to fraction form
    20,144,590.20/30,216,885.30 = 13,767,298.20/x
  3. Step 3: Cross multiply
    20,144,590.20x = 30,216,885.30 × 13,767,298.20
  4. Step 4: Simplify right side
    20,144,590.20x = 416,004,870,600,296.44
  5. Step 5: Solve for x
    x = 416,004,870,600,296.44/20,144,590.20
  6. Step 6: Final answer
    x = 20,650,947.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.