Home / 5,376,469.80-8,064,704.70-5,115,196.20

Finding the Fourth Proportional to 5,376,469.80, 8,064,704.70 and 5,115,196.20

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Solution

The fourth proportional to 5,376,469.80, 8,064,704.70 and 5,115,196.20 is: 7,672,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,469.80 : 8,064,704.70 = 5,115,196.20 : x
  2. Step 2: Convert to fraction form
    5,376,469.80/8,064,704.70 = 5,115,196.20/x
  3. Step 3: Cross multiply
    5,376,469.80x = 8,064,704.70 × 5,115,196.20
  4. Step 4: Simplify right side
    5,376,469.80x = 41,252,546,835,562.14
  5. Step 5: Solve for x
    x = 41,252,546,835,562.14/5,376,469.80
  6. Step 6: Final answer
    x = 7,672,794.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.