Home / 5,364,013.80-8,046,020.70-5,115,181.80

Finding the Fourth Proportional to 5,364,013.80, 8,046,020.70 and 5,115,181.80

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Solution

The fourth proportional to 5,364,013.80, 8,046,020.70 and 5,115,181.80 is: 7,672,772.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364,013.80 : 8,046,020.70 = 5,115,181.80 : x
  2. Step 2: Convert to fraction form
    5,364,013.80/8,046,020.70 = 5,115,181.80/x
  3. Step 3: Cross multiply
    5,364,013.80x = 8,046,020.70 × 5,115,181.80
  4. Step 4: Simplify right side
    5,364,013.80x = 41,156,858,647,063.26
  5. Step 5: Solve for x
    x = 41,156,858,647,063.26/5,364,013.80
  6. Step 6: Final answer
    x = 7,672,772.70

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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.