Home / 8,179,437.22-11,286,959.72-4,741,899.68

Finding the Fourth Proportional to 8,179,437.22, 11,286,959.72 and 4,741,899.68

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Solution

The fourth proportional to 8,179,437.22, 11,286,959.72 and 4,741,899.68 is: 6,543,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,437.22 : 11,286,959.72 = 4,741,899.68 : x
  2. Step 2: Convert to fraction form
    8,179,437.22/11,286,959.72 = 4,741,899.68/x
  3. Step 3: Cross multiply
    8,179,437.22x = 11,286,959.72 × 4,741,899.68
  4. Step 4: Simplify right side
    8,179,437.22x = 53,521,630,688,948.79
  5. Step 5: Solve for x
    x = 53,521,630,688,948.79/8,179,437.22
  6. Step 6: Final answer
    x = 6,543,436.82

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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.