Home / 8,685,358.60-11,984,553.52-5,199,862.20

Finding the Fourth Proportional to 8,685,358.60, 11,984,553.52 and 5,199,862.20

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Solution

The fourth proportional to 8,685,358.60, 11,984,553.52 and 5,199,862.20 is: 7,175,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,358.60 : 11,984,553.52 = 5,199,862.20 : x
  2. Step 2: Convert to fraction form
    8,685,358.60/11,984,553.52 = 5,199,862.20/x
  3. Step 3: Cross multiply
    8,685,358.60x = 11,984,553.52 × 5,199,862.20
  4. Step 4: Simplify right side
    8,685,358.60x = 62,318,026,832,524.95
  5. Step 5: Solve for x
    x = 62,318,026,832,524.95/8,685,358.60
  6. Step 6: Final answer
    x = 7,175,066.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.