Home / 55,335,241.20-83,002,861.80-38,329,129.20

Finding the Fourth Proportional to 55,335,241.20, 83,002,861.80 and 38,329,129.20

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Solution

The fourth proportional to 55,335,241.20, 83,002,861.80 and 38,329,129.20 is: 57,493,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,335,241.20 : 83,002,861.80 = 38,329,129.20 : x
  2. Step 2: Convert to fraction form
    55,335,241.20/83,002,861.80 = 38,329,129.20/x
  3. Step 3: Cross multiply
    55,335,241.20x = 83,002,861.80 × 38,329,129.20
  4. Step 4: Simplify right side
    55,335,241.20x = 3,181,427,413,901,944.50
  5. Step 5: Solve for x
    x = 3,181,427,413,901,944.50/55,335,241.20
  6. Step 6: Final answer
    x = 57,493,693.80

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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.