Home / 18,195,114.96-25,098,732.60-11,756,586.96

Finding the Fourth Proportional to 18,195,114.96, 25,098,732.60 and 11,756,586.96

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Solution

The fourth proportional to 18,195,114.96, 25,098,732.60 and 11,756,586.96 is: 16,217,288.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195,114.96 : 25,098,732.60 = 11,756,586.96 : x
  2. Step 2: Convert to fraction form
    18,195,114.96/25,098,732.60 = 11,756,586.96/x
  3. Step 3: Cross multiply
    18,195,114.96x = 25,098,732.60 × 11,756,586.96
  4. Step 4: Simplify right side
    18,195,114.96x = 295,075,432,397,686.94
  5. Step 5: Solve for x
    x = 295,075,432,397,686.94/18,195,114.96
  6. Step 6: Final answer
    x = 16,217,288.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.