Home / 14,192,843.28-19,586,120.92-7,666,473.04

Finding the Fourth Proportional to 14,192,843.28, 19,586,120.92 and 7,666,473.04

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Solution

The fourth proportional to 14,192,843.28, 19,586,120.92 and 7,666,473.04 is: 10,579,731.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192,843.28 : 19,586,120.92 = 7,666,473.04 : x
  2. Step 2: Convert to fraction form
    14,192,843.28/19,586,120.92 = 7,666,473.04/x
  3. Step 3: Cross multiply
    14,192,843.28x = 19,586,120.92 × 7,666,473.04
  4. Step 4: Simplify right side
    14,192,843.28x = 150,156,467,991,360
  5. Step 5: Solve for x
    x = 150,156,467,991,360/14,192,843.28
  6. Step 6: Final answer
    x = 10,579,731.28

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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.