Home / 13,486,501.15-20,229,751.73-8,942,680.60

Finding the Fourth Proportional to 13,486,501.15, 20,229,751.73 and 8,942,680.60

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Solution

The fourth proportional to 13,486,501.15, 20,229,751.73 and 8,942,680.60 is: 13,414,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,501.15 : 20,229,751.73 = 8,942,680.60 : x
  2. Step 2: Convert to fraction form
    13,486,501.15/20,229,751.73 = 8,942,680.60/x
  3. Step 3: Cross multiply
    13,486,501.15x = 20,229,751.73 × 8,942,680.60
  4. Step 4: Simplify right side
    13,486,501.15x = 180,908,208,338,687.44
  5. Step 5: Solve for x
    x = 180,908,208,338,687.44/13,486,501.15
  6. Step 6: Final answer
    x = 13,414,020.90

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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.