Home / 27,334,137.38-37,721,896.92-15,111,781.70

Finding the Fourth Proportional to 27,334,137.38, 37,721,896.92 and 15,111,781.70

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Solution

The fourth proportional to 27,334,137.38, 37,721,896.92 and 15,111,781.70 is: 20,854,694.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,334,137.38 : 37,721,896.92 = 15,111,781.70 : x
  2. Step 2: Convert to fraction form
    27,334,137.38/37,721,896.92 = 15,111,781.70/x
  3. Step 3: Cross multiply
    27,334,137.38x = 37,721,896.92 × 15,111,781.70
  4. Step 4: Simplify right side
    27,334,137.38x = 570,045,071,376,332.88
  5. Step 5: Solve for x
    x = 570,045,071,376,332.88/27,334,137.38
  6. Step 6: Final answer
    x = 20,854,694.02

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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.