Home / 16,162,818.86-22,305,211.80-9,193,317.32

Finding the Fourth Proportional to 16,162,818.86, 22,305,211.80 and 9,193,317.32

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Solution

The fourth proportional to 16,162,818.86, 22,305,211.80 and 9,193,317.32 is: 12,687,074.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162,818.86 : 22,305,211.80 = 9,193,317.32 : x
  2. Step 2: Convert to fraction form
    16,162,818.86/22,305,211.80 = 9,193,317.32/x
  3. Step 3: Cross multiply
    16,162,818.86x = 22,305,211.80 × 9,193,317.32
  4. Step 4: Simplify right side
    16,162,818.86x = 205,058,889,967,208.38
  5. Step 5: Solve for x
    x = 205,058,889,967,208.38/16,162,818.86
  6. Step 6: Final answer
    x = 12,687,074.68

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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.