Home / 19,683,177.19-27,162,801.44-10,981,351.15

Finding the Fourth Proportional to 19,683,177.19, 27,162,801.44 and 10,981,351.15

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Solution

The fourth proportional to 19,683,177.19, 27,162,801.44 and 10,981,351.15 is: 15,154,274.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,177.19 : 27,162,801.44 = 10,981,351.15 : x
  2. Step 2: Convert to fraction form
    19,683,177.19/27,162,801.44 = 10,981,351.15/x
  3. Step 3: Cross multiply
    19,683,177.19x = 27,162,801.44 × 10,981,351.15
  4. Step 4: Simplify right side
    19,683,177.19x = 298,284,260,830,365.69
  5. Step 5: Solve for x
    x = 298,284,260,830,365.69/19,683,177.19
  6. Step 6: Final answer
    x = 15,154,274.03

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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.