Home / 14,580,010.20-21,870,015.30-13,517,128.20

Finding the Fourth Proportional to 14,580,010.20, 21,870,015.30 and 13,517,128.20

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Solution

The fourth proportional to 14,580,010.20, 21,870,015.30 and 13,517,128.20 is: 20,275,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580,010.20 : 21,870,015.30 = 13,517,128.20 : x
  2. Step 2: Convert to fraction form
    14,580,010.20/21,870,015.30 = 13,517,128.20/x
  3. Step 3: Cross multiply
    14,580,010.20x = 21,870,015.30 × 13,517,128.20
  4. Step 4: Simplify right side
    14,580,010.20x = 295,619,800,546,061.44
  5. Step 5: Solve for x
    x = 295,619,800,546,061.44/14,580,010.20
  6. Step 6: Final answer
    x = 20,275,692.30

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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.