Home / 18,111,710.70-27,167,566.05-16,320,120.30

Finding the Fourth Proportional to 18,111,710.70, 27,167,566.05 and 16,320,120.30

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Solution

The fourth proportional to 18,111,710.70, 27,167,566.05 and 16,320,120.30 is: 24,480,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,111,710.70 : 27,167,566.05 = 16,320,120.30 : x
  2. Step 2: Convert to fraction form
    18,111,710.70/27,167,566.05 = 16,320,120.30/x
  3. Step 3: Cross multiply
    18,111,710.70x = 27,167,566.05 × 16,320,120.30
  4. Step 4: Simplify right side
    18,111,710.70x = 443,377,946,194,195.88
  5. Step 5: Solve for x
    x = 443,377,946,194,195.88/18,111,710.70
  6. Step 6: Final answer
    x = 24,480,180.45

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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.