Home / 76,962,617.52-106,207,099.20-41,680,136.94

Finding the Fourth Proportional to 76,962,617.52, 106,207,099.20 and 41,680,136.94

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Solution

The fourth proportional to 76,962,617.52, 106,207,099.20 and 41,680,136.94 is: 57,517,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,962,617.52 : 106,207,099.20 = 41,680,136.94 : x
  2. Step 2: Convert to fraction form
    76,962,617.52/106,207,099.20 = 41,680,136.94/x
  3. Step 3: Cross multiply
    76,962,617.52x = 106,207,099.20 × 41,680,136.94
  4. Step 4: Simplify right side
    76,962,617.52x = 4,426,726,438,656,164.50
  5. Step 5: Solve for x
    x = 4,426,726,438,656,164.50/76,962,617.52
  6. Step 6: Final answer
    x = 57,517,877.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.