Home / 49,399,000.87-68,171,607.54-28,773,775.66

Finding the Fourth Proportional to 49,399,000.87, 68,171,607.54 and 28,773,775.66

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Solution

The fourth proportional to 49,399,000.87, 68,171,607.54 and 28,773,775.66 is: 39,708,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,399,000.87 : 68,171,607.54 = 28,773,775.66 : x
  2. Step 2: Convert to fraction form
    49,399,000.87/68,171,607.54 = 28,773,775.66/x
  3. Step 3: Cross multiply
    49,399,000.87x = 68,171,607.54 × 28,773,775.66
  4. Step 4: Simplify right side
    49,399,000.87x = 1,961,554,541,737,524.75
  5. Step 5: Solve for x
    x = 1,961,554,541,737,524.75/49,399,000.87
  6. Step 6: Final answer
    x = 39,708,384.93

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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.