Home / 91,771,999.61-137,607,684.07-36,383,723.92

Finding the Fourth Proportional to 91,771,999.61, 137,607,684.07 and 36,383,723.92

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Solution

The fourth proportional to 91,771,999.61, 137,607,684.07 and 36,383,723.92 is: 54,555,637.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,771,999.61 : 137,607,684.07 = 36,383,723.92 : x
  2. Step 2: Convert to fraction form
    91,771,999.61/137,607,684.07 = 36,383,723.92/x
  3. Step 3: Cross multiply
    91,771,999.61x = 137,607,684.07 × 36,383,723.92
  4. Step 4: Simplify right side
    91,771,999.61x = 5,006,679,985,785,423
  5. Step 5: Solve for x
    x = 5,006,679,985,785,423/91,771,999.61
  6. Step 6: Final answer
    x = 54,555,637.96

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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.