Home / 8,337,720.40-12,506,580.60-3,288,374.80

Finding the Fourth Proportional to 8,337,720.40, 12,506,580.60 and 3,288,374.80

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Solution

The fourth proportional to 8,337,720.40, 12,506,580.60 and 3,288,374.80 is: 4,932,562.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337,720.40 : 12,506,580.60 = 3,288,374.80 : x
  2. Step 2: Convert to fraction form
    8,337,720.40/12,506,580.60 = 3,288,374.80/x
  3. Step 3: Cross multiply
    8,337,720.40x = 12,506,580.60 × 3,288,374.80
  4. Step 4: Simplify right side
    8,337,720.40x = 41,126,324,479,208.88
  5. Step 5: Solve for x
    x = 41,126,324,479,208.88/8,337,720.40
  6. Step 6: Final answer
    x = 4,932,562.20

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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.