Home / 6,399,002.40-9,598,503.60-4,131,520.80

Finding the Fourth Proportional to 6,399,002.40, 9,598,503.60 and 4,131,520.80

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Solution

The fourth proportional to 6,399,002.40, 9,598,503.60 and 4,131,520.80 is: 6,197,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399,002.40 : 9,598,503.60 = 4,131,520.80 : x
  2. Step 2: Convert to fraction form
    6,399,002.40/9,598,503.60 = 4,131,520.80/x
  3. Step 3: Cross multiply
    6,399,002.40x = 9,598,503.60 × 4,131,520.80
  4. Step 4: Simplify right side
    6,399,002.40x = 39,656,417,272,274.88
  5. Step 5: Solve for x
    x = 39,656,417,272,274.88/6,399,002.40
  6. Step 6: Final answer
    x = 6,197,281.20

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1.5x scale

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.