Home / 17,386,462.80-26,079,694.20-15,818,821.20

Finding the Fourth Proportional to 17,386,462.80, 26,079,694.20 and 15,818,821.20

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Solution

The fourth proportional to 17,386,462.80, 26,079,694.20 and 15,818,821.20 is: 23,728,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386,462.80 : 26,079,694.20 = 15,818,821.20 : x
  2. Step 2: Convert to fraction form
    17,386,462.80/26,079,694.20 = 15,818,821.20/x
  3. Step 3: Cross multiply
    17,386,462.80x = 26,079,694.20 × 15,818,821.20
  4. Step 4: Simplify right side
    17,386,462.80x = 412,550,019,500,477
  5. Step 5: Solve for x
    x = 412,550,019,500,477/17,386,462.80
  6. Step 6: Final answer
    x = 23,728,231.80

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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.