Home / 8,081,557.80-12,127,002.30-3,033,378.60

Finding the Fourth Proportional to 8,081,557.80, 12,127,002.30 and 3,033,378.60

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Solution

The fourth proportional to 8,081,557.80, 12,127,002.30 and 3,033,378.60 is: 4,551,819.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081,557.80 : 12,127,002.30 = 3,033,378.60 : x
  2. Step 2: Convert to fraction form
    8,081,557.80/12,127,002.30 = 3,033,378.60/x
  3. Step 3: Cross multiply
    8,081,557.80x = 12,127,002.30 × 3,033,378.60
  4. Step 4: Simplify right side
    8,081,557.80x = 36,785,789,258,970.78
  5. Step 5: Solve for x
    x = 36,785,789,258,970.78/8,081,557.80
  6. Step 6: Final answer
    x = 4,551,819.11

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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.