Home / 8,244,261.40-12,366,392.10-7,021,947.10

Finding the Fourth Proportional to 8,244,261.40, 12,366,392.10 and 7,021,947.10

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Solution

The fourth proportional to 8,244,261.40, 12,366,392.10 and 7,021,947.10 is: 10,532,920.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244,261.40 : 12,366,392.10 = 7,021,947.10 : x
  2. Step 2: Convert to fraction form
    8,244,261.40/12,366,392.10 = 7,021,947.10/x
  3. Step 3: Cross multiply
    8,244,261.40x = 12,366,392.10 × 7,021,947.10
  4. Step 4: Simplify right side
    8,244,261.40x = 86,836,151,144,057.91
  5. Step 5: Solve for x
    x = 86,836,151,144,057.91/8,244,261.40
  6. Step 6: Final answer
    x = 10,532,920.65

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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.