Home / 8,951,343.28-13,427,108.70-7,165,578.46

Finding the Fourth Proportional to 8,951,343.28, 13,427,108.70 and 7,165,578.46

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Solution

The fourth proportional to 8,951,343.28, 13,427,108.70 and 7,165,578.46 is: 10,748,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951,343.28 : 13,427,108.70 = 7,165,578.46 : x
  2. Step 2: Convert to fraction form
    8,951,343.28/13,427,108.70 = 7,165,578.46/x
  3. Step 3: Cross multiply
    8,951,343.28x = 13,427,108.70 × 7,165,578.46
  4. Step 4: Simplify right side
    8,951,343.28x = 96,213,000,880,798.59
  5. Step 5: Solve for x
    x = 96,213,000,880,798.59/8,951,343.28
  6. Step 6: Final answer
    x = 10,748,442.76

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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.