Home / 18,711,106.02-25,821,749.97-10,981,723.14

Finding the Fourth Proportional to 18,711,106.02, 25,821,749.97 and 10,981,723.14

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Solution

The fourth proportional to 18,711,106.02, 25,821,749.97 and 10,981,723.14 is: 15,155,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,711,106.02 : 25,821,749.97 = 10,981,723.14 : x
  2. Step 2: Convert to fraction form
    18,711,106.02/25,821,749.97 = 10,981,723.14/x
  3. Step 3: Cross multiply
    18,711,106.02x = 25,821,749.97 × 10,981,723.14
  4. Step 4: Simplify right side
    18,711,106.02x = 283,567,309,160,843.31
  5. Step 5: Solve for x
    x = 283,567,309,160,843.31/18,711,106.02
  6. Step 6: Final answer
    x = 15,155,026.58

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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.