Home / 8,342,115.30-12,497,426.55-4,284,792.90

Finding the Fourth Proportional to 8,342,115.30, 12,497,426.55 and 4,284,792.90

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Solution

The fourth proportional to 8,342,115.30, 12,497,426.55 and 4,284,792.90 is: 6,419,101.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,115.30 : 12,497,426.55 = 4,284,792.90 : x
  2. Step 2: Convert to fraction form
    8,342,115.30/12,497,426.55 = 4,284,792.90/x
  3. Step 3: Cross multiply
    8,342,115.30x = 12,497,426.55 × 4,284,792.90
  4. Step 4: Simplify right side
    8,342,115.30x = 53,548,884,549,711.50
  5. Step 5: Solve for x
    x = 53,548,884,549,711.50/8,342,115.30
  6. Step 6: Final answer
    x = 6,419,101.47

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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.