Home / 91,709,591.04-126,560,236.80-49,893,892.24

Finding the Fourth Proportional to 91,709,591.04, 126,560,236.80 and 49,893,892.24

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Solution

The fourth proportional to 91,709,591.04, 126,560,236.80 and 49,893,892.24 is: 68,854,115.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,709,591.04 : 126,560,236.80 = 49,893,892.24 : x
  2. Step 2: Convert to fraction form
    91,709,591.04/126,560,236.80 = 49,893,892.24/x
  3. Step 3: Cross multiply
    91,709,591.04x = 126,560,236.80 × 49,893,892.24
  4. Step 4: Simplify right side
    91,709,591.04x = 6,314,582,816,768,083
  5. Step 5: Solve for x
    x = 6,314,582,816,768,083/91,709,591.04
  6. Step 6: Final answer
    x = 68,854,115.97

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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.