Home / 8,641,538.66-12,965,793.53-3,845,947.92

Finding the Fourth Proportional to 8,641,538.66, 12,965,793.53 and 3,845,947.92

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Solution

The fourth proportional to 8,641,538.66, 12,965,793.53 and 3,845,947.92 is: 5,770,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,538.66 : 12,965,793.53 = 3,845,947.92 : x
  2. Step 2: Convert to fraction form
    8,641,538.66/12,965,793.53 = 3,845,947.92/x
  3. Step 3: Cross multiply
    8,641,538.66x = 12,965,793.53 × 3,845,947.92
  4. Step 4: Simplify right side
    8,641,538.66x = 49,865,766,638,623.22
  5. Step 5: Solve for x
    x = 49,865,766,638,623.22/8,641,538.66
  6. Step 6: Final answer
    x = 5,770,473.13

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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.