Home / 31,704,535.68-43,752,265.56-19,314,628.65

Finding the Fourth Proportional to 31,704,535.68, 43,752,265.56 and 19,314,628.65

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Solution

The fourth proportional to 31,704,535.68, 43,752,265.56 and 19,314,628.65 is: 26,654,191.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,704,535.68 : 43,752,265.56 = 19,314,628.65 : x
  2. Step 2: Convert to fraction form
    31,704,535.68/43,752,265.56 = 19,314,628.65/x
  3. Step 3: Cross multiply
    31,704,535.68x = 43,752,265.56 × 19,314,628.65
  4. Step 4: Simplify right side
    31,704,535.68x = 845,058,761,887,584.25
  5. Step 5: Solve for x
    x = 845,058,761,887,584.25/31,704,535.68
  6. Step 6: Final answer
    x = 26,654,191.39

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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.