Home / 22,865,115.96-31,553,042.52-12,941,785.68

Finding the Fourth Proportional to 22,865,115.96, 31,553,042.52 and 12,941,785.68

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Solution

The fourth proportional to 22,865,115.96, 31,553,042.52 and 12,941,785.68 is: 17,859,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,865,115.96 : 31,553,042.52 = 12,941,785.68 : x
  2. Step 2: Convert to fraction form
    22,865,115.96/31,553,042.52 = 12,941,785.68/x
  3. Step 3: Cross multiply
    22,865,115.96x = 31,553,042.52 × 12,941,785.68
  4. Step 4: Simplify right side
    22,865,115.96x = 408,352,713,845,767.12
  5. Step 5: Solve for x
    x = 408,352,713,845,767.12/22,865,115.96
  6. Step 6: Final answer
    x = 17,859,201.53

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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.