Home / 27,160,326.98-40,758,438.92-12,787,505.13

Finding the Fourth Proportional to 27,160,326.98, 40,758,438.92 and 12,787,505.13

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Solution

The fourth proportional to 27,160,326.98, 40,758,438.92 and 12,787,505.13 is: 19,189,708.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160,326.98 : 40,758,438.92 = 12,787,505.13 : x
  2. Step 2: Convert to fraction form
    27,160,326.98/40,758,438.92 = 12,787,505.13/x
  3. Step 3: Cross multiply
    27,160,326.98x = 40,758,438.92 × 12,787,505.13
  4. Step 4: Simplify right side
    27,160,326.98x = 521,198,746,716,354.12
  5. Step 5: Solve for x
    x = 521,198,746,716,354.12/27,160,326.98
  6. Step 6: Final answer
    x = 19,189,708.11

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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.