Home / 8,374,861.26-12,555,426.36-2,980,439.85

Finding the Fourth Proportional to 8,374,861.26, 12,555,426.36 and 2,980,439.85

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Solution

The fourth proportional to 8,374,861.26, 12,555,426.36 and 2,980,439.85 is: 4,468,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374,861.26 : 12,555,426.36 = 2,980,439.85 : x
  2. Step 2: Convert to fraction form
    8,374,861.26/12,555,426.36 = 2,980,439.85/x
  3. Step 3: Cross multiply
    8,374,861.26x = 12,555,426.36 × 2,980,439.85
  4. Step 4: Simplify right side
    8,374,861.26x = 37,420,693,057,084.45
  5. Step 5: Solve for x
    x = 37,420,693,057,084.45/8,374,861.26
  6. Step 6: Final answer
    x = 4,468,216.47

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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.