Home / 5,104,870.16-7,044,768.06-2,813,112.88

Finding the Fourth Proportional to 5,104,870.16, 7,044,768.06 and 2,813,112.88

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Solution

The fourth proportional to 5,104,870.16, 7,044,768.06 and 2,813,112.88 is: 3,882,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104,870.16 : 7,044,768.06 = 2,813,112.88 : x
  2. Step 2: Convert to fraction form
    5,104,870.16/7,044,768.06 = 2,813,112.88/x
  3. Step 3: Cross multiply
    5,104,870.16x = 7,044,768.06 × 2,813,112.88
  4. Step 4: Simplify right side
    5,104,870.16x = 19,817,727,766,198.61
  5. Step 5: Solve for x
    x = 19,817,727,766,198.61/5,104,870.16
  6. Step 6: Final answer
    x = 3,882,121.81

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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.