Home / 48,505,763.20-72,758,644.80-41,986,753.60

Finding the Fourth Proportional to 48,505,763.20, 72,758,644.80 and 41,986,753.60

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Solution

The fourth proportional to 48,505,763.20, 72,758,644.80 and 41,986,753.60 is: 62,980,130.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,505,763.20 : 72,758,644.80 = 41,986,753.60 : x
  2. Step 2: Convert to fraction form
    48,505,763.20/72,758,644.80 = 41,986,753.60/x
  3. Step 3: Cross multiply
    48,505,763.20x = 72,758,644.80 × 41,986,753.60
  4. Step 4: Simplify right side
    48,505,763.20x = 3,054,899,291,487,521.50
  5. Step 5: Solve for x
    x = 3,054,899,291,487,521.50/48,505,763.20
  6. Step 6: Final answer
    x = 62,980,130.40

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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.