Home / 6,822,407.40-10,220,132.70-3,459,028.20

Finding the Fourth Proportional to 6,822,407.40, 10,220,132.70 and 3,459,028.20

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Solution

The fourth proportional to 6,822,407.40, 10,220,132.70 and 3,459,028.20 is: 5,181,708.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822,407.40 : 10,220,132.70 = 3,459,028.20 : x
  2. Step 2: Convert to fraction form
    6,822,407.40/10,220,132.70 = 3,459,028.20/x
  3. Step 3: Cross multiply
    6,822,407.40x = 10,220,132.70 × 3,459,028.20
  4. Step 4: Simplify right side
    6,822,407.40x = 35,351,727,217,042.14
  5. Step 5: Solve for x
    x = 35,351,727,217,042.14/6,822,407.40
  6. Step 6: Final answer
    x = 5,181,708.62

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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.