Home / 8,053,556.48-12,080,359.56-1,988,288.90

Finding the Fourth Proportional to 8,053,556.48, 12,080,359.56 and 1,988,288.90

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Solution

The fourth proportional to 8,053,556.48, 12,080,359.56 and 1,988,288.90 is: 2,982,439.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,053,556.48 : 12,080,359.56 = 1,988,288.90 : x
  2. Step 2: Convert to fraction form
    8,053,556.48/12,080,359.56 = 1,988,288.90/x
  3. Step 3: Cross multiply
    8,053,556.48x = 12,080,359.56 × 1,988,288.90
  4. Step 4: Simplify right side
    8,053,556.48x = 24,019,244,821,156.88
  5. Step 5: Solve for x
    x = 24,019,244,821,156.88/8,053,556.48
  6. Step 6: Final answer
    x = 2,982,439.48

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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.