Home / 8,183,246.40-12,282,305.40-4,142,545.20

Finding the Fourth Proportional to 8,183,246.40, 12,282,305.40 and 4,142,545.20

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Solution

The fourth proportional to 8,183,246.40, 12,282,305.40 and 4,142,545.20 is: 6,217,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183,246.40 : 12,282,305.40 = 4,142,545.20 : x
  2. Step 2: Convert to fraction form
    8,183,246.40/12,282,305.40 = 4,142,545.20/x
  3. Step 3: Cross multiply
    8,183,246.40x = 12,282,305.40 × 4,142,545.20
  4. Step 4: Simplify right side
    8,183,246.40x = 50,880,005,279,704.09
  5. Step 5: Solve for x
    x = 50,880,005,279,704.09/8,183,246.40
  6. Step 6: Final answer
    x = 6,217,581.97

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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.