Home / 12,206,013.93-18,309,017.25-9,512,354.07

Finding the Fourth Proportional to 12,206,013.93, 18,309,017.25 and 9,512,354.07

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Solution

The fourth proportional to 12,206,013.93, 18,309,017.25 and 9,512,354.07 is: 14,268,528.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,206,013.93 : 18,309,017.25 = 9,512,354.07 : x
  2. Step 2: Convert to fraction form
    12,206,013.93/18,309,017.25 = 9,512,354.07/x
  3. Step 3: Cross multiply
    12,206,013.93x = 18,309,017.25 × 9,512,354.07
  4. Step 4: Simplify right side
    12,206,013.93x = 174,161,854,755,737.72
  5. Step 5: Solve for x
    x = 174,161,854,755,737.72/12,206,013.93
  6. Step 6: Final answer
    x = 14,268,528.26

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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.