Home / 31,344,531.63-43,256,535.92-17,406,120.13

Finding the Fourth Proportional to 31,344,531.63, 43,256,535.92 and 17,406,120.13

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Solution

The fourth proportional to 31,344,531.63, 43,256,535.92 and 17,406,120.13 is: 24,021,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344,531.63 : 43,256,535.92 = 17,406,120.13 : x
  2. Step 2: Convert to fraction form
    31,344,531.63/43,256,535.92 = 17,406,120.13/x
  3. Step 3: Cross multiply
    31,344,531.63x = 43,256,535.92 × 17,406,120.13
  4. Step 4: Simplify right side
    31,344,531.63x = 752,928,460,631,180
  5. Step 5: Solve for x
    x = 752,928,460,631,180/31,344,531.63
  6. Step 6: Final answer
    x = 24,021,046.78

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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.