Home / 15,485,862.90-23,231,895.04-8,672,125.90

Finding the Fourth Proportional to 15,485,862.90, 23,231,895.04 and 8,672,125.90

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Solution

The fourth proportional to 15,485,862.90, 23,231,895.04 and 8,672,125.90 is: 13,009,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485,862.90 : 23,231,895.04 = 8,672,125.90 : x
  2. Step 2: Convert to fraction form
    15,485,862.90/23,231,895.04 = 8,672,125.90/x
  3. Step 3: Cross multiply
    15,485,862.90x = 23,231,895.04 × 8,672,125.90
  4. Step 4: Simplify right side
    15,485,862.90x = 201,469,918,682,465.53
  5. Step 5: Solve for x
    x = 201,469,918,682,465.53/15,485,862.90
  6. Step 6: Final answer
    x = 13,009,925.24

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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.