Home / 15,142,904.70-22,714,357.05-13,631,250.30

Finding the Fourth Proportional to 15,142,904.70, 22,714,357.05 and 13,631,250.30

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Solution

The fourth proportional to 15,142,904.70, 22,714,357.05 and 13,631,250.30 is: 20,446,875.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,142,904.70 : 22,714,357.05 = 13,631,250.30 : x
  2. Step 2: Convert to fraction form
    15,142,904.70/22,714,357.05 = 13,631,250.30/x
  3. Step 3: Cross multiply
    15,142,904.70x = 22,714,357.05 × 13,631,250.30
  4. Step 4: Simplify right side
    15,142,904.70x = 309,625,086,352,119.62
  5. Step 5: Solve for x
    x = 309,625,086,352,119.62/15,142,904.70
  6. Step 6: Final answer
    x = 20,446,875.45

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Double scale
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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.