Home / 46,207,321.80-69,310,982.70-12,132,112.20

Finding the Fourth Proportional to 46,207,321.80, 69,310,982.70 and 12,132,112.20

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Solution

The fourth proportional to 46,207,321.80, 69,310,982.70 and 12,132,112.20 is: 18,198,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,207,321.80 : 69,310,982.70 = 12,132,112.20 : x
  2. Step 2: Convert to fraction form
    46,207,321.80/69,310,982.70 = 12,132,112.20/x
  3. Step 3: Cross multiply
    46,207,321.80x = 69,310,982.70 × 12,132,112.20
  4. Step 4: Simplify right side
    46,207,321.80x = 840,888,618,808,658.88
  5. Step 5: Solve for x
    x = 840,888,618,808,658.88/46,207,321.80
  6. Step 6: Final answer
    x = 18,198,168.30

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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.