Home / 42,136,189.61-63,204,284.41-11,844,052.61

Finding the Fourth Proportional to 42,136,189.61, 63,204,284.41 and 11,844,052.61

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Solution

The fourth proportional to 42,136,189.61, 63,204,284.41 and 11,844,052.61 is: 17,766,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,136,189.61 : 63,204,284.41 = 11,844,052.61 : x
  2. Step 2: Convert to fraction form
    42,136,189.61/63,204,284.41 = 11,844,052.61/x
  3. Step 3: Cross multiply
    42,136,189.61x = 63,204,284.41 × 11,844,052.61
  4. Step 4: Simplify right side
    42,136,189.61x = 748,594,869,383,811.25
  5. Step 5: Solve for x
    x = 748,594,869,383,811.25/42,136,189.61
  6. Step 6: Final answer
    x = 17,766,078.91

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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.