Home / 26,472,986.40-39,667,489.20-17,487,040.80

Finding the Fourth Proportional to 26,472,986.40, 39,667,489.20 and 17,487,040.80

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Solution

The fourth proportional to 26,472,986.40, 39,667,489.20 and 17,487,040.80 is: 26,202,823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,472,986.40 : 39,667,489.20 = 17,487,040.80 : x
  2. Step 2: Convert to fraction form
    26,472,986.40/39,667,489.20 = 17,487,040.80/x
  3. Step 3: Cross multiply
    26,472,986.40x = 39,667,489.20 × 17,487,040.80
  4. Step 4: Simplify right side
    26,472,986.40x = 693,667,002,073,959.50
  5. Step 5: Solve for x
    x = 693,667,002,073,959.50/26,472,986.40
  6. Step 6: Final answer
    x = 26,202,823.95

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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.