Home / 42,136,197.72-63,204,296.60-11,844,060.72

Finding the Fourth Proportional to 42,136,197.72, 63,204,296.60 and 11,844,060.72

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Solution

The fourth proportional to 42,136,197.72, 63,204,296.60 and 11,844,060.72 is: 17,766,091.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,136,197.72 : 63,204,296.60 = 11,844,060.72 : x
  2. Step 2: Convert to fraction form
    42,136,197.72/63,204,296.60 = 11,844,060.72/x
  3. Step 3: Cross multiply
    42,136,197.72x = 63,204,296.60 × 11,844,060.72
  4. Step 4: Simplify right side
    42,136,197.72x = 748,595,526,695,289.62
  5. Step 5: Solve for x
    x = 748,595,526,695,289.62/42,136,197.72
  6. Step 6: Final answer
    x = 17,766,091.09

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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.