Home / 23,191,689.88-34,781,786.66-7,838,638.68

Finding the Fourth Proportional to 23,191,689.88, 34,781,786.66 and 7,838,638.68

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Solution

The fourth proportional to 23,191,689.88, 34,781,786.66 and 7,838,638.68 is: 11,756,015.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,191,689.88 : 34,781,786.66 = 7,838,638.68 : x
  2. Step 2: Convert to fraction form
    23,191,689.88/34,781,786.66 = 7,838,638.68/x
  3. Step 3: Cross multiply
    23,191,689.88x = 34,781,786.66 × 7,838,638.68
  4. Step 4: Simplify right side
    23,191,689.88x = 272,641,858,272,583.97
  5. Step 5: Solve for x
    x = 272,641,858,272,583.97/23,191,689.88
  6. Step 6: Final answer
    x = 11,756,015.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.