Home / 8,861,176.44-12,222,353.25-5,425,115.13

Finding the Fourth Proportional to 8,861,176.44, 12,222,353.25 and 5,425,115.13

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Solution

The fourth proportional to 8,861,176.44, 12,222,353.25 and 5,425,115.13 is: 7,482,942.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861,176.44 : 12,222,353.25 = 5,425,115.13 : x
  2. Step 2: Convert to fraction form
    8,861,176.44/12,222,353.25 = 5,425,115.13/x
  3. Step 3: Cross multiply
    8,861,176.44x = 12,222,353.25 × 5,425,115.13
  4. Step 4: Simplify right side
    8,861,176.44x = 66,307,673,540,779.67
  5. Step 5: Solve for x
    x = 66,307,673,540,779.67/8,861,176.44
  6. Step 6: Final answer
    x = 7,482,942.47

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1.5x scale

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.