Home / 18,350,161.70-25,323,252.27-10,201,399.70

Finding the Fourth Proportional to 18,350,161.70, 25,323,252.27 and 10,201,399.70

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Solution

The fourth proportional to 18,350,161.70, 25,323,252.27 and 10,201,399.70 is: 14,077,947.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350,161.70 : 25,323,252.27 = 10,201,399.70 : x
  2. Step 2: Convert to fraction form
    18,350,161.70/25,323,252.27 = 10,201,399.70/x
  3. Step 3: Cross multiply
    18,350,161.70x = 25,323,252.27 × 10,201,399.70
  4. Step 4: Simplify right side
    18,350,161.70x = 258,332,618,110,202.28
  5. Step 5: Solve for x
    x = 258,332,618,110,202.28/18,350,161.70
  6. Step 6: Final answer
    x = 14,077,947.78

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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.