Home / 5,105,053.20-7,044,882.18-2,781,965.90

Finding the Fourth Proportional to 5,105,053.20, 7,044,882.18 and 2,781,965.90

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Solution

The fourth proportional to 5,105,053.20, 7,044,882.18 and 2,781,965.90 is: 3,839,063.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,053.20 : 7,044,882.18 = 2,781,965.90 : x
  2. Step 2: Convert to fraction form
    5,105,053.20/7,044,882.18 = 2,781,965.90/x
  3. Step 3: Cross multiply
    5,105,053.20x = 7,044,882.18 × 2,781,965.90
  4. Step 4: Simplify right side
    5,105,053.20x = 19,598,621,994,277.66
  5. Step 5: Solve for x
    x = 19,598,621,994,277.66/5,105,053.20
  6. Step 6: Final answer
    x = 3,839,063.22

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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.