Home / 27,377,897.72-37,781,499.58-15,154,754.72

Finding the Fourth Proportional to 27,377,897.72, 37,781,499.58 and 15,154,754.72

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Solution

The fourth proportional to 27,377,897.72, 37,781,499.58 and 15,154,754.72 is: 20,913,561.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377,897.72 : 37,781,499.58 = 15,154,754.72 : x
  2. Step 2: Convert to fraction form
    27,377,897.72/37,781,499.58 = 15,154,754.72/x
  3. Step 3: Cross multiply
    27,377,897.72x = 37,781,499.58 × 15,154,754.72
  4. Step 4: Simplify right side
    27,377,897.72x = 572,569,359,088,683
  5. Step 5: Solve for x
    x = 572,569,359,088,683/27,377,897.72
  6. Step 6: Final answer
    x = 20,913,561.92

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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.