Home / 5,192,346.90-7,756,141.09-3,847,136.83

Finding the Fourth Proportional to 5,192,346.90, 7,756,141.09 and 3,847,136.83

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Solution

The fourth proportional to 5,192,346.90, 7,756,141.09 and 3,847,136.83 is: 5,746,714.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,346.90 : 7,756,141.09 = 3,847,136.83 : x
  2. Step 2: Convert to fraction form
    5,192,346.90/7,756,141.09 = 3,847,136.83/x
  3. Step 3: Cross multiply
    5,192,346.90x = 7,756,141.09 × 3,847,136.83
  4. Step 4: Simplify right side
    5,192,346.90x = 29,838,936,046,015.34
  5. Step 5: Solve for x
    x = 29,838,936,046,015.34/5,192,346.90
  6. Step 6: Final answer
    x = 5,746,714.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.