Home / 41,206,114.80-61,809,172.20-12,456,687.60

Finding the Fourth Proportional to 41,206,114.80, 61,809,172.20 and 12,456,687.60

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Solution

The fourth proportional to 41,206,114.80, 61,809,172.20 and 12,456,687.60 is: 18,685,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,206,114.80 : 61,809,172.20 = 12,456,687.60 : x
  2. Step 2: Convert to fraction form
    41,206,114.80/61,809,172.20 = 12,456,687.60/x
  3. Step 3: Cross multiply
    41,206,114.80x = 61,809,172.20 × 12,456,687.60
  4. Step 4: Simplify right side
    41,206,114.80x = 769,937,548,910,004.75
  5. Step 5: Solve for x
    x = 769,937,548,910,004.75/41,206,114.80
  6. Step 6: Final answer
    x = 18,685,031.40

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1.5x scale

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.