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Finding the Fourth Proportional to 27,217,606.80, 40,784,419.80 and 23,606,432.40

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Solution

The fourth proportional to 27,217,606.80, 40,784,419.80 and 23,606,432.40 is: 35,373,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,606.80 : 40,784,419.80 = 23,606,432.40 : x
  2. Step 2: Convert to fraction form
    27,217,606.80/40,784,419.80 = 23,606,432.40/x
  3. Step 3: Cross multiply
    27,217,606.80x = 40,784,419.80 × 23,606,432.40
  4. Step 4: Simplify right side
    27,217,606.80x = 962,774,648,981,921.38
  5. Step 5: Solve for x
    x = 962,774,648,981,921.38/27,217,606.80
  6. Step 6: Final answer
    x = 35,373,229.40

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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.