Home / 55,063,129.05-82,592,069.18-18,667,949.85

Finding the Fourth Proportional to 55,063,129.05, 82,592,069.18 and 18,667,949.85

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Solution

The fourth proportional to 55,063,129.05, 82,592,069.18 and 18,667,949.85 is: 28,001,035.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,063,129.05 : 82,592,069.18 = 18,667,949.85 : x
  2. Step 2: Convert to fraction form
    55,063,129.05/82,592,069.18 = 18,667,949.85/x
  3. Step 3: Cross multiply
    55,063,129.05x = 82,592,069.18 × 18,667,949.85
  4. Step 4: Simplify right side
    55,063,129.05x = 1,541,824,605,366,631
  5. Step 5: Solve for x
    x = 1,541,824,605,366,631/55,063,129.05
  6. Step 6: Final answer
    x = 28,001,035.03

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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.