Home / 16,162,820.86-22,305,214.56-9,193,319.32

Finding the Fourth Proportional to 16,162,820.86, 22,305,214.56 and 9,193,319.32

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Solution

The fourth proportional to 16,162,820.86, 22,305,214.56 and 9,193,319.32 is: 12,687,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162,820.86 : 22,305,214.56 = 9,193,319.32 : x
  2. Step 2: Convert to fraction form
    16,162,820.86/22,305,214.56 = 9,193,319.32/x
  3. Step 3: Cross multiply
    16,162,820.86x = 22,305,214.56 × 9,193,319.32
  4. Step 4: Simplify right side
    16,162,820.86x = 205,058,959,951,193.28
  5. Step 5: Solve for x
    x = 205,058,959,951,193.28/16,162,820.86
  6. Step 6: Final answer
    x = 12,687,077.44

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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.