Home / 8,979,513.80-13,471,020.30-3,587,246.60

Finding the Fourth Proportional to 8,979,513.80, 13,471,020.30 and 3,587,246.60

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Solution

The fourth proportional to 8,979,513.80, 13,471,020.30 and 3,587,246.60 is: 5,381,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,513.80 : 13,471,020.30 = 3,587,246.60 : x
  2. Step 2: Convert to fraction form
    8,979,513.80/13,471,020.30 = 3,587,246.60/x
  3. Step 3: Cross multiply
    8,979,513.80x = 13,471,020.30 × 3,587,246.60
  4. Step 4: Simplify right side
    8,979,513.80x = 48,323,871,769,705.98
  5. Step 5: Solve for x
    x = 48,323,871,769,705.98/8,979,513.80
  6. Step 6: Final answer
    x = 5,381,568.85

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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.