Home / 12,043,851.80-18,059,799.90-4,367,190.20

Finding the Fourth Proportional to 12,043,851.80, 18,059,799.90 and 4,367,190.20

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Solution

The fourth proportional to 12,043,851.80, 18,059,799.90 and 4,367,190.20 is: 6,548,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,851.80 : 18,059,799.90 = 4,367,190.20 : x
  2. Step 2: Convert to fraction form
    12,043,851.80/18,059,799.90 = 4,367,190.20/x
  3. Step 3: Cross multiply
    12,043,851.80x = 18,059,799.90 × 4,367,190.20
  4. Step 4: Simplify right side
    12,043,851.80x = 78,870,581,137,240.98
  5. Step 5: Solve for x
    x = 78,870,581,137,240.98/12,043,851.80
  6. Step 6: Final answer
    x = 6,548,617.71

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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.