Home / 18,195,113.96-25,098,731.22-11,756,585.96

Finding the Fourth Proportional to 18,195,113.96, 25,098,731.22 and 11,756,585.96

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Solution

The fourth proportional to 18,195,113.96, 25,098,731.22 and 11,756,585.96 is: 16,217,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195,113.96 : 25,098,731.22 = 11,756,585.96 : x
  2. Step 2: Convert to fraction form
    18,195,113.96/25,098,731.22 = 11,756,585.96/x
  3. Step 3: Cross multiply
    18,195,113.96x = 25,098,731.22 × 11,756,585.96
  4. Step 4: Simplify right side
    18,195,113.96x = 295,075,391,074,865.69
  5. Step 5: Solve for x
    x = 295,075,391,074,865.69/18,195,113.96
  6. Step 6: Final answer
    x = 16,217,287.33

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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.