Home / 18,144,720.80-27,217,081.20-16,297,143.20

Finding the Fourth Proportional to 18,144,720.80, 27,217,081.20 and 16,297,143.20

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Solution

The fourth proportional to 18,144,720.80, 27,217,081.20 and 16,297,143.20 is: 24,445,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,720.80 : 27,217,081.20 = 16,297,143.20 : x
  2. Step 2: Convert to fraction form
    18,144,720.80/27,217,081.20 = 16,297,143.20/x
  3. Step 3: Cross multiply
    18,144,720.80x = 27,217,081.20 × 16,297,143.20
  4. Step 4: Simplify right side
    18,144,720.80x = 443,560,669,802,427.81
  5. Step 5: Solve for x
    x = 443,560,669,802,427.81/18,144,720.80
  6. Step 6: Final answer
    x = 24,445,714.80

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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.