Home / 10,478,265.12-14,452,211.32-9,252,407.88

Finding the Fourth Proportional to 10,478,265.12, 14,452,211.32 and 9,252,407.88

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Solution

The fourth proportional to 10,478,265.12, 14,452,211.32 and 9,252,407.88 is: 12,761,440.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478,265.12 : 14,452,211.32 = 9,252,407.88 : x
  2. Step 2: Convert to fraction form
    10,478,265.12/14,452,211.32 = 9,252,407.88/x
  3. Step 3: Cross multiply
    10,478,265.12x = 14,452,211.32 × 9,252,407.88
  4. Step 4: Simplify right side
    10,478,265.12x = 133,717,753,900,593.22
  5. Step 5: Solve for x
    x = 133,717,753,900,593.22/10,478,265.12
  6. Step 6: Final answer
    x = 12,761,440.22

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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.