Home / 12,067,570.20-18,102,230.10-7,264,918.20

Finding the Fourth Proportional to 12,067,570.20, 18,102,230.10 and 7,264,918.20

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Solution

The fourth proportional to 12,067,570.20, 18,102,230.10 and 7,264,918.20 is: 10,897,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,570.20 : 18,102,230.10 = 7,264,918.20 : x
  2. Step 2: Convert to fraction form
    12,067,570.20/18,102,230.10 = 7,264,918.20/x
  3. Step 3: Cross multiply
    12,067,570.20x = 18,102,230.10 × 7,264,918.20
  4. Step 4: Simplify right side
    12,067,570.20x = 131,511,220,914,077.83
  5. Step 5: Solve for x
    x = 131,511,220,914,077.83/12,067,570.20
  6. Step 6: Final answer
    x = 10,897,903.95

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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.