Home / 4,912,981.90-7,375,002.45-3,796,002.70

Finding the Fourth Proportional to 4,912,981.90, 7,375,002.45 and 3,796,002.70

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Solution

The fourth proportional to 4,912,981.90, 7,375,002.45 and 3,796,002.70 is: 5,698,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,981.90 : 7,375,002.45 = 3,796,002.70 : x
  2. Step 2: Convert to fraction form
    4,912,981.90/7,375,002.45 = 3,796,002.70/x
  3. Step 3: Cross multiply
    4,912,981.90x = 7,375,002.45 × 3,796,002.70
  4. Step 4: Simplify right side
    4,912,981.90x = 27,995,529,212,706.62
  5. Step 5: Solve for x
    x = 27,995,529,212,706.62/4,912,981.90
  6. Step 6: Final answer
    x = 5,698,276.48

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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.