Home / 5,127,882.72-7,078,657.06-3,195,098.24

Finding the Fourth Proportional to 5,127,882.72, 7,078,657.06 and 3,195,098.24

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Solution

The fourth proportional to 5,127,882.72, 7,078,657.06 and 3,195,098.24 is: 4,410,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,882.72 : 7,078,657.06 = 3,195,098.24 : x
  2. Step 2: Convert to fraction form
    5,127,882.72/7,078,657.06 = 3,195,098.24/x
  3. Step 3: Cross multiply
    5,127,882.72x = 7,078,657.06 × 3,195,098.24
  4. Step 4: Simplify right side
    5,127,882.72x = 22,617,004,713,969.57
  5. Step 5: Solve for x
    x = 22,617,004,713,969.57/5,127,882.72
  6. Step 6: Final answer
    x = 4,410,593.21

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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.