Home / 18,145,263.80-27,217,895.70-16,297,686.20

Finding the Fourth Proportional to 18,145,263.80, 27,217,895.70 and 16,297,686.20

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Solution

The fourth proportional to 18,145,263.80, 27,217,895.70 and 16,297,686.20 is: 24,446,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,263.80 : 27,217,895.70 = 16,297,686.20 : x
  2. Step 2: Convert to fraction form
    18,145,263.80/27,217,895.70 = 16,297,686.20/x
  3. Step 3: Cross multiply
    18,145,263.80x = 27,217,895.70 × 16,297,686.20
  4. Step 4: Simplify right side
    18,145,263.80x = 443,588,723,142,929.31
  5. Step 5: Solve for x
    x = 443,588,723,142,929.31/18,145,263.80
  6. Step 6: Final answer
    x = 24,446,529.30

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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.