Home / 27,136,035.10-40,691,611.05-11,982,166.30

Finding the Fourth Proportional to 27,136,035.10, 40,691,611.05 and 11,982,166.30

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Solution

The fourth proportional to 27,136,035.10, 40,691,611.05 and 11,982,166.30 is: 17,967,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136,035.10 : 40,691,611.05 = 11,982,166.30 : x
  2. Step 2: Convert to fraction form
    27,136,035.10/40,691,611.05 = 11,982,166.30/x
  3. Step 3: Cross multiply
    27,136,035.10x = 40,691,611.05 × 11,982,166.30
  4. Step 4: Simplify right side
    27,136,035.10x = 487,573,650,616,017.62
  5. Step 5: Solve for x
    x = 487,573,650,616,017.62/27,136,035.10
  6. Step 6: Final answer
    x = 17,967,755.75

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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.