Home / 14,961,918.30-22,442,877.45-5,378,265.60

Finding the Fourth Proportional to 14,961,918.30, 22,442,877.45 and 5,378,265.60

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Solution

The fourth proportional to 14,961,918.30, 22,442,877.45 and 5,378,265.60 is: 8,067,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961,918.30 : 22,442,877.45 = 5,378,265.60 : x
  2. Step 2: Convert to fraction form
    14,961,918.30/22,442,877.45 = 5,378,265.60/x
  3. Step 3: Cross multiply
    14,961,918.30x = 22,442,877.45 × 5,378,265.60
  4. Step 4: Simplify right side
    14,961,918.30x = 120,703,755,754,350.70
  5. Step 5: Solve for x
    x = 120,703,755,754,350.70/14,961,918.30
  6. Step 6: Final answer
    x = 8,067,398.40

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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.