Home / 18,644,759.92-25,730,463.54-10,272,470.32

Finding the Fourth Proportional to 18,644,759.92, 25,730,463.54 and 10,272,470.32

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Solution

The fourth proportional to 18,644,759.92, 25,730,463.54 and 10,272,470.32 is: 14,176,391.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,644,759.92 : 25,730,463.54 = 10,272,470.32 : x
  2. Step 2: Convert to fraction form
    18,644,759.92/25,730,463.54 = 10,272,470.32/x
  3. Step 3: Cross multiply
    18,644,759.92x = 25,730,463.54 × 10,272,470.32
  4. Step 4: Simplify right side
    18,644,759.92x = 264,315,423,034,492.12
  5. Step 5: Solve for x
    x = 264,315,423,034,492.12/18,644,759.92
  6. Step 6: Final answer
    x = 14,176,391.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.