Home / 8,342,013.90-12,492,025.65-5,486,666.70

Finding the Fourth Proportional to 8,342,013.90, 12,492,025.65 and 5,486,666.70

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Solution

The fourth proportional to 8,342,013.90, 12,492,025.65 and 5,486,666.70 is: 8,216,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,013.90 : 12,492,025.65 = 5,486,666.70 : x
  2. Step 2: Convert to fraction form
    8,342,013.90/12,492,025.65 = 5,486,666.70/x
  3. Step 3: Cross multiply
    8,342,013.90x = 12,492,025.65 × 5,486,666.70
  4. Step 4: Simplify right side
    8,342,013.90x = 68,539,581,149,400.86
  5. Step 5: Solve for x
    x = 68,539,581,149,400.86/8,342,013.90
  6. Step 6: Final answer
    x = 8,216,191.19

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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.