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Finding the Fourth Proportional to 38,502,345.50, 57,752,974.04 and 9,356,398.74

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Solution

The fourth proportional to 38,502,345.50, 57,752,974.04 and 9,356,398.74 is: 14,034,465.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,502,345.50 : 57,752,974.04 = 9,356,398.74 : x
  2. Step 2: Convert to fraction form
    38,502,345.50/57,752,974.04 = 9,356,398.74/x
  3. Step 3: Cross multiply
    38,502,345.50x = 57,752,974.04 × 9,356,398.74
  4. Step 4: Simplify right side
    38,502,345.50x = 540,359,853,539,108.69
  5. Step 5: Solve for x
    x = 540,359,853,539,108.69/38,502,345.50
  6. Step 6: Final answer
    x = 14,034,465.86

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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.