Home / 16,954,655.80-25,431,983.70-15,107,078.20

Finding the Fourth Proportional to 16,954,655.80, 25,431,983.70 and 15,107,078.20

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Solution

The fourth proportional to 16,954,655.80, 25,431,983.70 and 15,107,078.20 is: 22,660,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954,655.80 : 25,431,983.70 = 15,107,078.20 : x
  2. Step 2: Convert to fraction form
    16,954,655.80/25,431,983.70 = 15,107,078.20/x
  3. Step 3: Cross multiply
    16,954,655.80x = 25,431,983.70 × 15,107,078.20
  4. Step 4: Simplify right side
    16,954,655.80x = 384,202,966,537,025.31
  5. Step 5: Solve for x
    x = 384,202,966,537,025.31/16,954,655.80
  6. Step 6: Final answer
    x = 22,660,617.30

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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.