Home / 5,388,874.80-8,083,312.20-3,475,687.20

Finding the Fourth Proportional to 5,388,874.80, 8,083,312.20 and 3,475,687.20

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Solution

The fourth proportional to 5,388,874.80, 8,083,312.20 and 3,475,687.20 is: 5,213,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,874.80 : 8,083,312.20 = 3,475,687.20 : x
  2. Step 2: Convert to fraction form
    5,388,874.80/8,083,312.20 = 3,475,687.20/x
  3. Step 3: Cross multiply
    5,388,874.80x = 8,083,312.20 × 3,475,687.20
  4. Step 4: Simplify right side
    5,388,874.80x = 28,095,064,747,143.84
  5. Step 5: Solve for x
    x = 28,095,064,747,143.84/5,388,874.80
  6. Step 6: Final answer
    x = 5,213,530.80

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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.