Home / 42,589,663.20-63,884,494.80-25,583,551.20

Finding the Fourth Proportional to 42,589,663.20, 63,884,494.80 and 25,583,551.20

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Solution

The fourth proportional to 42,589,663.20, 63,884,494.80 and 25,583,551.20 is: 38,375,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,589,663.20 : 63,884,494.80 = 25,583,551.20 : x
  2. Step 2: Convert to fraction form
    42,589,663.20/63,884,494.80 = 25,583,551.20/x
  3. Step 3: Cross multiply
    42,589,663.20x = 63,884,494.80 × 25,583,551.20
  4. Step 4: Simplify right side
    42,589,663.20x = 1,634,392,243,601,933.75
  5. Step 5: Solve for x
    x = 1,634,392,243,601,933.75/42,589,663.20
  6. Step 6: Final answer
    x = 38,375,326.80

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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.