Home / 43,428,832.80-65,193,015.60-25,488,045.60

Finding the Fourth Proportional to 43,428,832.80, 65,193,015.60 and 25,488,045.60

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Solution

The fourth proportional to 43,428,832.80, 65,193,015.60 and 25,488,045.60 is: 38,261,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,428,832.80 : 65,193,015.60 = 25,488,045.60 : x
  2. Step 2: Convert to fraction form
    43,428,832.80/65,193,015.60 = 25,488,045.60/x
  3. Step 3: Cross multiply
    43,428,832.80x = 65,193,015.60 × 25,488,045.60
  4. Step 4: Simplify right side
    43,428,832.80x = 1,661,642,554,414,311.50
  5. Step 5: Solve for x
    x = 1,661,642,554,414,311.50/43,428,832.80
  6. Step 6: Final answer
    x = 38,261,275.91

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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.