Home / 8,272,162.20-12,418,352.10-4,680,427.80

Finding the Fourth Proportional to 8,272,162.20, 12,418,352.10 and 4,680,427.80

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Solution

The fourth proportional to 8,272,162.20, 12,418,352.10 and 4,680,427.80 is: 7,026,361.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,162.20 : 12,418,352.10 = 4,680,427.80 : x
  2. Step 2: Convert to fraction form
    8,272,162.20/12,418,352.10 = 4,680,427.80/x
  3. Step 3: Cross multiply
    8,272,162.20x = 12,418,352.10 × 4,680,427.80
  4. Step 4: Simplify right side
    8,272,162.20x = 58,123,200,399,028.38
  5. Step 5: Solve for x
    x = 58,123,200,399,028.38/8,272,162.20
  6. Step 6: Final answer
    x = 7,026,361.31

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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.