Home / 8,309,062.20-12,456,594.90-4,319,974.20

Finding the Fourth Proportional to 8,309,062.20, 12,456,594.90 and 4,319,974.20

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Solution

The fourth proportional to 8,309,062.20, 12,456,594.90 and 4,319,974.20 is: 6,476,322.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,062.20 : 12,456,594.90 = 4,319,974.20 : x
  2. Step 2: Convert to fraction form
    8,309,062.20/12,456,594.90 = 4,319,974.20/x
  3. Step 3: Cross multiply
    8,309,062.20x = 12,456,594.90 × 4,319,974.20
  4. Step 4: Simplify right side
    8,309,062.20x = 53,812,168,587,851.59
  5. Step 5: Solve for x
    x = 53,812,168,587,851.59/8,309,062.20
  6. Step 6: Final answer
    x = 6,476,322.75

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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.