Home / 8,877,884.91-12,250,167.62-5,391,410.55

Finding the Fourth Proportional to 8,877,884.91, 12,250,167.62 and 5,391,410.55

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Solution

The fourth proportional to 8,877,884.91, 12,250,167.62 and 5,391,410.55 is: 7,439,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877,884.91 : 12,250,167.62 = 5,391,410.55 : x
  2. Step 2: Convert to fraction form
    8,877,884.91/12,250,167.62 = 5,391,410.55/x
  3. Step 3: Cross multiply
    8,877,884.91x = 12,250,167.62 × 5,391,410.55
  4. Step 4: Simplify right side
    8,877,884.91x = 66,045,682,918,779.34
  5. Step 5: Solve for x
    x = 66,045,682,918,779.34/8,877,884.91
  6. Step 6: Final answer
    x = 7,439,348.85

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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.