Home / 49,162,728.60-73,744,092.90-12,768,132.60

Finding the Fourth Proportional to 49,162,728.60, 73,744,092.90 and 12,768,132.60

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Solution

The fourth proportional to 49,162,728.60, 73,744,092.90 and 12,768,132.60 is: 19,152,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,162,728.60 : 73,744,092.90 = 12,768,132.60 : x
  2. Step 2: Convert to fraction form
    49,162,728.60/73,744,092.90 = 12,768,132.60/x
  3. Step 3: Cross multiply
    49,162,728.60x = 73,744,092.90 × 12,768,132.60
  4. Step 4: Simplify right side
    49,162,728.60x = 941,574,356,613,918.62
  5. Step 5: Solve for x
    x = 941,574,356,613,918.62/49,162,728.60
  6. Step 6: Final answer
    x = 19,152,198.90

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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.