Home / 15,485,868.92-23,231,904.04-8,672,131.92

Finding the Fourth Proportional to 15,485,868.92, 23,231,904.04 and 8,672,131.92

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Solution

The fourth proportional to 15,485,868.92, 23,231,904.04 and 8,672,131.92 is: 13,009,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485,868.92 : 23,231,904.04 = 8,672,131.92 : x
  2. Step 2: Convert to fraction form
    15,485,868.92/23,231,904.04 = 8,672,131.92/x
  3. Step 3: Cross multiply
    15,485,868.92x = 23,231,904.04 × 8,672,131.92
  4. Step 4: Simplify right side
    15,485,868.92x = 201,470,136,587,660.94
  5. Step 5: Solve for x
    x = 201,470,136,587,660.94/15,485,868.92
  6. Step 6: Final answer
    x = 13,009,934.26

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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.