Home / 5,715,652.91-8,607,694.34-5,205,469.55

Finding the Fourth Proportional to 5,715,652.91, 8,607,694.34 and 5,205,469.55

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Solution

The fourth proportional to 5,715,652.91, 8,607,694.34 and 5,205,469.55 is: 7,839,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,652.91 : 8,607,694.34 = 5,205,469.55 : x
  2. Step 2: Convert to fraction form
    5,715,652.91/8,607,694.34 = 5,205,469.55/x
  3. Step 3: Cross multiply
    5,715,652.91x = 8,607,694.34 × 5,205,469.55
  4. Step 4: Simplify right side
    5,715,652.91x = 44,807,090,752,552.55
  5. Step 5: Solve for x
    x = 44,807,090,752,552.55/5,715,652.91
  6. Step 6: Final answer
    x = 7,839,365.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.