Home / 20,172,365.11-30,255,299.66-5,792,162.14

Finding the Fourth Proportional to 20,172,365.11, 30,255,299.66 and 5,792,162.14

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Solution

The fourth proportional to 20,172,365.11, 30,255,299.66 and 5,792,162.14 is: 8,687,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,172,365.11 : 30,255,299.66 = 5,792,162.14 : x
  2. Step 2: Convert to fraction form
    20,172,365.11/30,255,299.66 = 5,792,162.14/x
  3. Step 3: Cross multiply
    20,172,365.11x = 30,255,299.66 × 5,792,162.14
  4. Step 4: Simplify right side
    20,172,365.11x = 175,243,601,225,006.88
  5. Step 5: Solve for x
    x = 175,243,601,225,006.88/20,172,365.11
  6. Step 6: Final answer
    x = 8,687,310.60

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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.