Home / 5,421,220.28-7,481,214.16-3,098,086.20

Finding the Fourth Proportional to 5,421,220.28, 7,481,214.16 and 3,098,086.20

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Solution

The fourth proportional to 5,421,220.28, 7,481,214.16 and 3,098,086.20 is: 4,275,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,220.28 : 7,481,214.16 = 3,098,086.20 : x
  2. Step 2: Convert to fraction form
    5,421,220.28/7,481,214.16 = 3,098,086.20/x
  3. Step 3: Cross multiply
    5,421,220.28x = 7,481,214.16 × 3,098,086.20
  4. Step 4: Simplify right side
    5,421,220.28x = 23,177,446,348,340.59
  5. Step 5: Solve for x
    x = 23,177,446,348,340.59/5,421,220.28
  6. Step 6: Final answer
    x = 4,275,319.05

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Double scale
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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.