Home / 5,471,996.80-8,207,995.20-3,316,489.60

Finding the Fourth Proportional to 5,471,996.80, 8,207,995.20 and 3,316,489.60

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Solution

The fourth proportional to 5,471,996.80, 8,207,995.20 and 3,316,489.60 is: 4,974,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471,996.80 : 8,207,995.20 = 3,316,489.60 : x
  2. Step 2: Convert to fraction form
    5,471,996.80/8,207,995.20 = 3,316,489.60/x
  3. Step 3: Cross multiply
    5,471,996.80x = 8,207,995.20 × 3,316,489.60
  4. Step 4: Simplify right side
    5,471,996.80x = 27,221,730,717,649.92
  5. Step 5: Solve for x
    x = 27,221,730,717,649.92/5,471,996.80
  6. Step 6: Final answer
    x = 4,974,734.40

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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.