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Finding the Fourth Proportional to 8,662,794.26, 13,006,965.15 and 4,832,101.13

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Solution

The fourth proportional to 8,662,794.26, 13,006,965.15 and 4,832,101.13 is: 7,255,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,794.26 : 13,006,965.15 = 4,832,101.13 : x
  2. Step 2: Convert to fraction form
    8,662,794.26/13,006,965.15 = 4,832,101.13/x
  3. Step 3: Cross multiply
    8,662,794.26x = 13,006,965.15 × 4,832,101.13
  4. Step 4: Simplify right side
    8,662,794.26x = 62,850,970,934,150.80
  5. Step 5: Solve for x
    x = 62,850,970,934,150.80/8,662,794.26
  6. Step 6: Final answer
    x = 7,255,276.89

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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.