Home / 15,452,170.92-23,172,902.28-7,772,847.66

Finding the Fourth Proportional to 15,452,170.92, 23,172,902.28 and 7,772,847.66

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Solution

The fourth proportional to 15,452,170.92, 23,172,902.28 and 7,772,847.66 is: 11,656,578.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452,170.92 : 23,172,902.28 = 7,772,847.66 : x
  2. Step 2: Convert to fraction form
    15,452,170.92/23,172,902.28 = 7,772,847.66/x
  3. Step 3: Cross multiply
    15,452,170.92x = 23,172,902.28 × 7,772,847.66
  4. Step 4: Simplify right side
    15,452,170.92x = 180,119,439,262,506.69
  5. Step 5: Solve for x
    x = 180,119,439,262,506.69/15,452,170.92
  6. Step 6: Final answer
    x = 11,656,578.24

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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.