Home / 27,913,046.76-38,520,026.49-15,522,869.82

Finding the Fourth Proportional to 27,913,046.76, 38,520,026.49 and 15,522,869.82

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Solution

The fourth proportional to 27,913,046.76, 38,520,026.49 and 15,522,869.82 is: 21,421,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913,046.76 : 38,520,026.49 = 15,522,869.82 : x
  2. Step 2: Convert to fraction form
    27,913,046.76/38,520,026.49 = 15,522,869.82/x
  3. Step 3: Cross multiply
    27,913,046.76x = 38,520,026.49 × 15,522,869.82
  4. Step 4: Simplify right side
    27,913,046.76x = 597,941,356,667,221.62
  5. Step 5: Solve for x
    x = 597,941,356,667,221.62/27,913,046.76
  6. Step 6: Final answer
    x = 21,421,572.56

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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.