Home / 48,775,942.55-73,163,945.42-12,387,061.91

Finding the Fourth Proportional to 48,775,942.55, 73,163,945.42 and 12,387,061.91

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Solution

The fourth proportional to 48,775,942.55, 73,163,945.42 and 12,387,061.91 is: 18,580,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,775,942.55 : 73,163,945.42 = 12,387,061.91 : x
  2. Step 2: Convert to fraction form
    48,775,942.55/73,163,945.42 = 12,387,061.91/x
  3. Step 3: Cross multiply
    48,775,942.55x = 73,163,945.42 × 12,387,061.91
  4. Step 4: Simplify right side
    48,775,942.55x = 906,286,321,664,827
  5. Step 5: Solve for x
    x = 906,286,321,664,827/48,775,942.55
  6. Step 6: Final answer
    x = 18,580,600.89

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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.