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Finding the Fourth Proportional to 29,781,806.40, 44,672,709.60 and 9,587,048.40

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Solution

The fourth proportional to 29,781,806.40, 44,672,709.60 and 9,587,048.40 is: 14,380,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,781,806.40 : 44,672,709.60 = 9,587,048.40 : x
  2. Step 2: Convert to fraction form
    29,781,806.40/44,672,709.60 = 9,587,048.40/x
  3. Step 3: Cross multiply
    29,781,806.40x = 44,672,709.60 × 9,587,048.40
  4. Step 4: Simplify right side
    29,781,806.40x = 428,279,429,094,344.69
  5. Step 5: Solve for x
    x = 428,279,429,094,344.69/29,781,806.40
  6. Step 6: Final answer
    x = 14,380,572.60

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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.