Home / 60,005,791.60-90,008,687.40-57,654,329.20

Finding the Fourth Proportional to 60,005,791.60, 90,008,687.40 and 57,654,329.20

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Solution

The fourth proportional to 60,005,791.60, 90,008,687.40 and 57,654,329.20 is: 86,481,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,005,791.60 : 90,008,687.40 = 57,654,329.20 : x
  2. Step 2: Convert to fraction form
    60,005,791.60/90,008,687.40 = 57,654,329.20/x
  3. Step 3: Cross multiply
    60,005,791.60x = 90,008,687.40 × 57,654,329.20
  4. Step 4: Simplify right side
    60,005,791.60x = 5,189,390,494,219,493
  5. Step 5: Solve for x
    x = 5,189,390,494,219,493/60,005,791.60
  6. Step 6: Final answer
    x = 86,481,493.80

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1.5x scale

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.