Home / 49,728,220.80-74,592,331.20-36,291,292.80

Finding the Fourth Proportional to 49,728,220.80, 74,592,331.20 and 36,291,292.80

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Solution

The fourth proportional to 49,728,220.80, 74,592,331.20 and 36,291,292.80 is: 54,436,939.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,728,220.80 : 74,592,331.20 = 36,291,292.80 : x
  2. Step 2: Convert to fraction form
    49,728,220.80/74,592,331.20 = 36,291,292.80/x
  3. Step 3: Cross multiply
    49,728,220.80x = 74,592,331.20 × 36,291,292.80
  4. Step 4: Simplify right side
    49,728,220.80x = 2,707,052,132,213,775
  5. Step 5: Solve for x
    x = 2,707,052,132,213,775/49,728,220.80
  6. Step 6: Final answer
    x = 54,436,939.20

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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.