Home / 11,223,892.38-15,487,815.66-8,285,272.86

Finding the Fourth Proportional to 11,223,892.38, 15,487,815.66 and 8,285,272.86

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Solution

The fourth proportional to 11,223,892.38, 15,487,815.66 and 8,285,272.86 is: 11,432,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223,892.38 : 15,487,815.66 = 8,285,272.86 : x
  2. Step 2: Convert to fraction form
    11,223,892.38/15,487,815.66 = 8,285,272.86/x
  3. Step 3: Cross multiply
    11,223,892.38x = 15,487,815.66 × 8,285,272.86
  4. Step 4: Simplify right side
    11,223,892.38x = 128,320,778,748,481
  5. Step 5: Solve for x
    x = 128,320,778,748,481/11,223,892.38
  6. Step 6: Final answer
    x = 11,432,823.34

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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.