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Finding the Third Proportional to 4,339,132.13 and 9,331,288.88

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Solution

The third proportional to 4,339,132.13 and 9,331,288.88 is: 20,066,904.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339,132.13 : 9,331,288.88 = 9,331,288.88 : x
  2. Step 2: Convert to fraction form
    4,339,132.13/9,331,288.88 = 9,331,288.88/x
  3. Step 3: Cross multiply
    4,339,132.13x = 9,331,288.88 × 9,331,288.88
  4. Step 4: Simplify right side
    4,339,132.13x = 87,072,952,068,698.77
  5. Step 5: Solve for x
    x = 87,072,952,068,698.77/4,339,132.13
  6. Step 6: Final answer
    x = 20,066,904.98

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.