Home / 18,716,077-25,828,255.38-10,131,373

Finding the Fourth Proportional to 18,716,077, 25,828,255.38 and 10,131,373

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Solution

The fourth proportional to 18,716,077, 25,828,255.38 and 10,131,373 is: 13,981,332.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,716,077 : 25,828,255.38 = 10,131,373 : x
  2. Step 2: Convert to fraction form
    18,716,077/25,828,255.38 = 10,131,373/x
  3. Step 3: Cross multiply
    18,716,077x = 25,828,255.38 × 10,131,373
  4. Step 4: Simplify right side
    18,716,077x = 261,675,689,194,036.72
  5. Step 5: Solve for x
    x = 261,675,689,194,036.72/18,716,077
  6. Step 6: Final answer
    x = 13,981,332.16

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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.