Home / 8,245,137.30-12,367,560.15-3,386,391.18

Finding the Fourth Proportional to 8,245,137.30, 12,367,560.15 and 3,386,391.18

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Solution

The fourth proportional to 8,245,137.30, 12,367,560.15 and 3,386,391.18 is: 5,079,526.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,137.30 : 12,367,560.15 = 3,386,391.18 : x
  2. Step 2: Convert to fraction form
    8,245,137.30/12,367,560.15 = 3,386,391.18/x
  3. Step 3: Cross multiply
    8,245,137.30x = 12,367,560.15 × 3,386,391.18
  4. Step 4: Simplify right side
    8,245,137.30x = 41,881,396,610,079.48
  5. Step 5: Solve for x
    x = 41,881,396,610,079.48/8,245,137.30
  6. Step 6: Final answer
    x = 5,079,526.89

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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.