Home / 12,022,047.68-16,591,255.92-7,314,280.29

Finding the Fourth Proportional to 12,022,047.68, 16,591,255.92 and 7,314,280.29

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Solution

The fourth proportional to 12,022,047.68, 16,591,255.92 and 7,314,280.29 is: 10,094,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022,047.68 : 16,591,255.92 = 7,314,280.29 : x
  2. Step 2: Convert to fraction form
    12,022,047.68/16,591,255.92 = 7,314,280.29/x
  3. Step 3: Cross multiply
    12,022,047.68x = 16,591,255.92 × 7,314,280.29
  4. Step 4: Simplify right side
    12,022,047.68x = 121,353,096,162,001.81
  5. Step 5: Solve for x
    x = 121,353,096,162,001.81/12,022,047.68
  6. Step 6: Final answer
    x = 10,094,211.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.