Home / 10,142,293.28-15,215,211.39-4,462,369.97

Finding the Fourth Proportional to 10,142,293.28, 15,215,211.39 and 4,462,369.97

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Solution

The fourth proportional to 10,142,293.28, 15,215,211.39 and 4,462,369.97 is: 6,694,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,142,293.28 : 15,215,211.39 = 4,462,369.97 : x
  2. Step 2: Convert to fraction form
    10,142,293.28/15,215,211.39 = 4,462,369.97/x
  3. Step 3: Cross multiply
    10,142,293.28x = 15,215,211.39 × 4,462,369.97
  4. Step 4: Simplify right side
    10,142,293.28x = 67,895,902,393,937.95
  5. Step 5: Solve for x
    x = 67,895,902,393,937.95/10,142,293.28
  6. Step 6: Final answer
    x = 6,694,334.36

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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.