Home / 12,747,839.38-17,591,920.95-6,946,603.18

Finding the Fourth Proportional to 12,747,839.38, 17,591,920.95 and 6,946,603.18

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Solution

The fourth proportional to 12,747,839.38, 17,591,920.95 and 6,946,603.18 is: 9,586,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,747,839.38 : 17,591,920.95 = 6,946,603.18 : x
  2. Step 2: Convert to fraction form
    12,747,839.38/17,591,920.95 = 6,946,603.18/x
  3. Step 3: Cross multiply
    12,747,839.38x = 17,591,920.95 × 6,946,603.18
  4. Step 4: Simplify right side
    12,747,839.38x = 122,204,094,013,578.61
  5. Step 5: Solve for x
    x = 122,204,094,013,578.61/12,747,839.38
  6. Step 6: Final answer
    x = 9,586,259.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.