Home / 10,302,816.73-14,217,175.87-5,718,777.25

Finding the Fourth Proportional to 10,302,816.73, 14,217,175.87 and 5,718,777.25

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Solution

The fourth proportional to 10,302,816.73, 14,217,175.87 and 5,718,777.25 is: 7,891,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302,816.73 : 14,217,175.87 = 5,718,777.25 : x
  2. Step 2: Convert to fraction form
    10,302,816.73/14,217,175.87 = 5,718,777.25/x
  3. Step 3: Cross multiply
    10,302,816.73x = 14,217,175.87 × 5,718,777.25
  4. Step 4: Simplify right side
    10,302,816.73x = 81,304,861,924,604.95
  5. Step 5: Solve for x
    x = 81,304,861,924,604.95/10,302,816.73
  6. Step 6: Final answer
    x = 7,891,517.83

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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.