Home / 18,145,112.80-27,217,669.20-16,297,535.20

Finding the Fourth Proportional to 18,145,112.80, 27,217,669.20 and 16,297,535.20

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Solution

The fourth proportional to 18,145,112.80, 27,217,669.20 and 16,297,535.20 is: 24,446,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,112.80 : 27,217,669.20 = 16,297,535.20 : x
  2. Step 2: Convert to fraction form
    18,145,112.80/27,217,669.20 = 16,297,535.20/x
  3. Step 3: Cross multiply
    18,145,112.80x = 27,217,669.20 × 16,297,535.20
  4. Step 4: Simplify right side
    18,145,112.80x = 443,580,921,848,955.81
  5. Step 5: Solve for x
    x = 443,580,921,848,955.81/18,145,112.80
  6. Step 6: Final answer
    x = 24,446,302.80

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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.