Home / 8,341,628.90-12,491,448.15-5,486,281.70

Finding the Fourth Proportional to 8,341,628.90, 12,491,448.15 and 5,486,281.70

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Solution

The fourth proportional to 8,341,628.90, 12,491,448.15 and 5,486,281.70 is: 8,215,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341,628.90 : 12,491,448.15 = 5,486,281.70 : x
  2. Step 2: Convert to fraction form
    8,341,628.90/12,491,448.15 = 5,486,281.70/x
  3. Step 3: Cross multiply
    8,341,628.90x = 12,491,448.15 × 5,486,281.70
  4. Step 4: Simplify right side
    8,341,628.90x = 68,531,603,391,843.86
  5. Step 5: Solve for x
    x = 68,531,603,391,843.86/8,341,628.90
  6. Step 6: Final answer
    x = 8,215,614.03

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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.