Home / 38,520,111.10-57,780,166.65-12,952,623.10

Finding the Fourth Proportional to 38,520,111.10, 57,780,166.65 and 12,952,623.10

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Solution

The fourth proportional to 38,520,111.10, 57,780,166.65 and 12,952,623.10 is: 19,428,934.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,520,111.10 : 57,780,166.65 = 12,952,623.10 : x
  2. Step 2: Convert to fraction form
    38,520,111.10/57,780,166.65 = 12,952,623.10/x
  3. Step 3: Cross multiply
    38,520,111.10x = 57,780,166.65 × 12,952,623.10
  4. Step 4: Simplify right side
    38,520,111.10x = 748,404,721,272,639.62
  5. Step 5: Solve for x
    x = 748,404,721,272,639.62/38,520,111.10
  6. Step 6: Final answer
    x = 19,428,934.65

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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.