Home / 12,202,818.12-16,847,777.46-7,561,528.20

Finding the Fourth Proportional to 12,202,818.12, 16,847,777.46 and 7,561,528.20

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Solution

The fourth proportional to 12,202,818.12, 16,847,777.46 and 7,561,528.20 is: 10,439,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202,818.12 : 16,847,777.46 = 7,561,528.20 : x
  2. Step 2: Convert to fraction form
    12,202,818.12/16,847,777.46 = 7,561,528.20/x
  3. Step 3: Cross multiply
    12,202,818.12x = 16,847,777.46 × 7,561,528.20
  4. Step 4: Simplify right side
    12,202,818.12x = 127,394,944,371,114.38
  5. Step 5: Solve for x
    x = 127,394,944,371,114.38/12,202,818.12
  6. Step 6: Final answer
    x = 10,439,797.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.