Home / 12,181,903.62-18,273,982.76-3,984,592.26

Finding the Fourth Proportional to 12,181,903.62, 18,273,982.76 and 3,984,592.26

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Solution

The fourth proportional to 12,181,903.62, 18,273,982.76 and 3,984,592.26 is: 5,977,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,181,903.62 : 18,273,982.76 = 3,984,592.26 : x
  2. Step 2: Convert to fraction form
    12,181,903.62/18,273,982.76 = 3,984,592.26/x
  3. Step 3: Cross multiply
    12,181,903.62x = 18,273,982.76 × 3,984,592.26
  4. Step 4: Simplify right side
    12,181,903.62x = 72,814,370,328,416.12
  5. Step 5: Solve for x
    x = 72,814,370,328,416.12/12,181,903.62
  6. Step 6: Final answer
    x = 5,977,257.13

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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.