Home / 5,127,882.54-7,078,656.81-3,195,098.06

Finding the Fourth Proportional to 5,127,882.54, 7,078,656.81 and 3,195,098.06

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Solution

The fourth proportional to 5,127,882.54, 7,078,656.81 and 3,195,098.06 is: 4,410,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,882.54 : 7,078,656.81 = 3,195,098.06 : x
  2. Step 2: Convert to fraction form
    5,127,882.54/7,078,656.81 = 3,195,098.06/x
  3. Step 3: Cross multiply
    5,127,882.54x = 7,078,656.81 × 3,195,098.06
  4. Step 4: Simplify right side
    5,127,882.54x = 22,617,002,605,643.50
  5. Step 5: Solve for x
    x = 22,617,002,605,643.50/5,127,882.54
  6. Step 6: Final answer
    x = 4,410,592.96

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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.