Home / 8,160,615.60-12,230,425.80-4,962,346.80

Finding the Fourth Proportional to 8,160,615.60, 12,230,425.80 and 4,962,346.80

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Solution

The fourth proportional to 8,160,615.60, 12,230,425.80 and 4,962,346.80 is: 7,437,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,615.60 : 12,230,425.80 = 4,962,346.80 : x
  2. Step 2: Convert to fraction form
    8,160,615.60/12,230,425.80 = 4,962,346.80/x
  3. Step 3: Cross multiply
    8,160,615.60x = 12,230,425.80 × 4,962,346.80
  4. Step 4: Simplify right side
    8,160,615.60x = 60,691,614,331,267.45
  5. Step 5: Solve for x
    x = 60,691,614,331,267.45/8,160,615.60
  6. Step 6: Final answer
    x = 7,437,136.77

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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.