Home / 12,697,865.88-17,523,105.12-6,896,744.52

Finding the Fourth Proportional to 12,697,865.88, 17,523,105.12 and 6,896,744.52

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Solution

The fourth proportional to 12,697,865.88, 17,523,105.12 and 6,896,744.52 is: 9,517,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,697,865.88 : 17,523,105.12 = 6,896,744.52 : x
  2. Step 2: Convert to fraction form
    12,697,865.88/17,523,105.12 = 6,896,744.52/x
  3. Step 3: Cross multiply
    12,697,865.88x = 17,523,105.12 × 6,896,744.52
  4. Step 4: Simplify right side
    12,697,865.88x = 120,852,379,209,743.94
  5. Step 5: Solve for x
    x = 120,852,379,209,743.94/12,697,865.88
  6. Step 6: Final answer
    x = 9,517,534.71

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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.