Home / 14,106,469.14-19,448,906.22-9,136,128.78

Finding the Fourth Proportional to 14,106,469.14, 19,448,906.22 and 9,136,128.78

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Solution

The fourth proportional to 14,106,469.14, 19,448,906.22 and 9,136,128.78 is: 12,596,186.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106,469.14 : 19,448,906.22 = 9,136,128.78 : x
  2. Step 2: Convert to fraction form
    14,106,469.14/19,448,906.22 = 9,136,128.78/x
  3. Step 3: Cross multiply
    14,106,469.14x = 19,448,906.22 × 9,136,128.78
  4. Step 4: Simplify right side
    14,106,469.14x = 177,687,711,856,063
  5. Step 5: Solve for x
    x = 177,687,711,856,063/14,106,469.14
  6. Step 6: Final answer
    x = 12,596,186.20

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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.