Home / 7,140,676.39-9,854,102.25-3,877,464.62

Finding the Fourth Proportional to 7,140,676.39, 9,854,102.25 and 3,877,464.62

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Solution

The fourth proportional to 7,140,676.39, 9,854,102.25 and 3,877,464.62 is: 5,350,884.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,676.39 : 9,854,102.25 = 3,877,464.62 : x
  2. Step 2: Convert to fraction form
    7,140,676.39/9,854,102.25 = 3,877,464.62/x
  3. Step 3: Cross multiply
    7,140,676.39x = 9,854,102.25 × 3,877,464.62
  4. Step 4: Simplify right side
    7,140,676.39x = 38,208,932,860,872.65
  5. Step 5: Solve for x
    x = 38,208,932,860,872.65/7,140,676.39
  6. Step 6: Final answer
    x = 5,350,884.26

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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.