Home / 57,933,128.80-86,949,459.60-25,634,735.20

Finding the Fourth Proportional to 57,933,128.80, 86,949,459.60 and 25,634,735.20

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Solution

The fourth proportional to 57,933,128.80, 86,949,459.60 and 25,634,735.20 is: 38,474,123.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,933,128.80 : 86,949,459.60 = 25,634,735.20 : x
  2. Step 2: Convert to fraction form
    57,933,128.80/86,949,459.60 = 25,634,735.20/x
  3. Step 3: Cross multiply
    57,933,128.80x = 86,949,459.60 × 25,634,735.20
  4. Step 4: Simplify right side
    57,933,128.80x = 2,228,926,372,629,097.75
  5. Step 5: Solve for x
    x = 2,228,926,372,629,097.75/57,933,128.80
  6. Step 6: Final answer
    x = 38,474,123.85

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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.