Home / 7,912,750.68-11,855,552.31-5,314,184.28

Finding the Fourth Proportional to 7,912,750.68, 11,855,552.31 and 5,314,184.28

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Solution

The fourth proportional to 7,912,750.68, 11,855,552.31 and 5,314,184.28 is: 7,962,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912,750.68 : 11,855,552.31 = 5,314,184.28 : x
  2. Step 2: Convert to fraction form
    7,912,750.68/11,855,552.31 = 5,314,184.28/x
  3. Step 3: Cross multiply
    7,912,750.68x = 11,855,552.31 × 5,314,184.28
  4. Step 4: Simplify right side
    7,912,750.68x = 63,002,589,716,519.70
  5. Step 5: Solve for x
    x = 63,002,589,716,519.70/7,912,750.68
  6. Step 6: Final answer
    x = 7,962,160.35

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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.