Home / 8,137,342.62-12,206,011.50-6,341,569.38

Finding the Fourth Proportional to 8,137,342.62, 12,206,011.50 and 6,341,569.38

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Solution

The fourth proportional to 8,137,342.62, 12,206,011.50 and 6,341,569.38 is: 9,512,352.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137,342.62 : 12,206,011.50 = 6,341,569.38 : x
  2. Step 2: Convert to fraction form
    8,137,342.62/12,206,011.50 = 6,341,569.38/x
  3. Step 3: Cross multiply
    8,137,342.62x = 12,206,011.50 × 6,341,569.38
  4. Step 4: Simplify right side
    8,137,342.62x = 77,405,268,780,327.88
  5. Step 5: Solve for x
    x = 77,405,268,780,327.88/8,137,342.62
  6. Step 6: Final answer
    x = 9,512,352.18

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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.