Home / 11,247,348.60-16,871,022.90-8,239,246.20

Finding the Fourth Proportional to 11,247,348.60, 16,871,022.90 and 8,239,246.20

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Solution

The fourth proportional to 11,247,348.60, 16,871,022.90 and 8,239,246.20 is: 12,358,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247,348.60 : 16,871,022.90 = 8,239,246.20 : x
  2. Step 2: Convert to fraction form
    11,247,348.60/16,871,022.90 = 8,239,246.20/x
  3. Step 3: Cross multiply
    11,247,348.60x = 16,871,022.90 × 8,239,246.20
  4. Step 4: Simplify right side
    11,247,348.60x = 139,004,511,318,937.97
  5. Step 5: Solve for x
    x = 139,004,511,318,937.97/11,247,348.60
  6. Step 6: Final answer
    x = 12,358,869.30

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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.