Home / 14,182,149.38-19,571,888.18-7,903,240.94

Finding the Fourth Proportional to 14,182,149.38, 19,571,888.18 and 7,903,240.94

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Solution

The fourth proportional to 14,182,149.38, 19,571,888.18 and 7,903,240.94 is: 10,906,763.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182,149.38 : 19,571,888.18 = 7,903,240.94 : x
  2. Step 2: Convert to fraction form
    14,182,149.38/19,571,888.18 = 7,903,240.94/x
  3. Step 3: Cross multiply
    14,182,149.38x = 19,571,888.18 × 7,903,240.94
  4. Step 4: Simplify right side
    14,182,149.38x = 154,681,347,917,584.09
  5. Step 5: Solve for x
    x = 154,681,347,917,584.09/14,182,149.38
  6. Step 6: Final answer
    x = 10,906,763.41

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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.