Home / 47,394,248.40-71,091,372.60-38,784,904.20

Finding the Fourth Proportional to 47,394,248.40, 71,091,372.60 and 38,784,904.20

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Solution

The fourth proportional to 47,394,248.40, 71,091,372.60 and 38,784,904.20 is: 58,177,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,394,248.40 : 71,091,372.60 = 38,784,904.20 : x
  2. Step 2: Convert to fraction form
    47,394,248.40/71,091,372.60 = 38,784,904.20/x
  3. Step 3: Cross multiply
    47,394,248.40x = 71,091,372.60 × 38,784,904.20
  4. Step 4: Simplify right side
    47,394,248.40x = 2,757,272,075,737,505
  5. Step 5: Solve for x
    x = 2,757,272,075,737,505/47,394,248.40
  6. Step 6: Final answer
    x = 58,177,356.30

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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.