Home / 6,862,778.82-10,287,474.12-3,267,579.78

Finding the Fourth Proportional to 6,862,778.82, 10,287,474.12 and 3,267,579.78

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Solution

The fourth proportional to 6,862,778.82, 10,287,474.12 and 3,267,579.78 is: 4,898,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862,778.82 : 10,287,474.12 = 3,267,579.78 : x
  2. Step 2: Convert to fraction form
    6,862,778.82/10,287,474.12 = 3,267,579.78/x
  3. Step 3: Cross multiply
    6,862,778.82x = 10,287,474.12 × 3,267,579.78
  4. Step 4: Simplify right side
    6,862,778.82x = 33,615,142,421,785.29
  5. Step 5: Solve for x
    x = 33,615,142,421,785.29/6,862,778.82
  6. Step 6: Final answer
    x = 4,898,182.40

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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.