Home / 11,385,600.76-15,721,702.86-8,132,394.52

Finding the Fourth Proportional to 11,385,600.76, 15,721,702.86 and 8,132,394.52

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Solution

The fourth proportional to 11,385,600.76, 15,721,702.86 and 8,132,394.52 is: 11,229,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385,600.76 : 15,721,702.86 = 8,132,394.52 : x
  2. Step 2: Convert to fraction form
    11,385,600.76/15,721,702.86 = 8,132,394.52/x
  3. Step 3: Cross multiply
    11,385,600.76x = 15,721,702.86 × 8,132,394.52
  4. Step 4: Simplify right side
    11,385,600.76x = 127,855,090,183,732.31
  5. Step 5: Solve for x
    x = 127,855,090,183,732.31/11,385,600.76
  6. Step 6: Final answer
    x = 11,229,542.72

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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.