Home / 31,563,007.35-43,564,211.91-18,514,470.04

Finding the Fourth Proportional to 31,563,007.35, 43,564,211.91 and 18,514,470.04

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Solution

The fourth proportional to 31,563,007.35, 43,564,211.91 and 18,514,470.04 is: 25,554,228.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563,007.35 : 43,564,211.91 = 18,514,470.04 : x
  2. Step 2: Convert to fraction form
    31,563,007.35/43,564,211.91 = 18,514,470.04/x
  3. Step 3: Cross multiply
    31,563,007.35x = 43,564,211.91 × 18,514,470.04
  4. Step 4: Simplify right side
    31,563,007.35x = 806,568,296,223,906.12
  5. Step 5: Solve for x
    x = 806,568,296,223,906.12/31,563,007.35
  6. Step 6: Final answer
    x = 25,554,228.32

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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.