Home / 25,561,143.70-38,341,715.55-14,772,891.40

Finding the Fourth Proportional to 25,561,143.70, 38,341,715.55 and 14,772,891.40

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Solution

The fourth proportional to 25,561,143.70, 38,341,715.55 and 14,772,891.40 is: 22,159,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,561,143.70 : 38,341,715.55 = 14,772,891.40 : x
  2. Step 2: Convert to fraction form
    25,561,143.70/38,341,715.55 = 14,772,891.40/x
  3. Step 3: Cross multiply
    25,561,143.70x = 38,341,715.55 × 14,772,891.40
  4. Step 4: Simplify right side
    25,561,143.70x = 566,417,999,909,841.25
  5. Step 5: Solve for x
    x = 566,417,999,909,841.25/25,561,143.70
  6. Step 6: Final answer
    x = 22,159,337.10

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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.