Home / 29,430,781.38-40,610,161.22-17,667,555.57

Finding the Fourth Proportional to 29,430,781.38, 40,610,161.22 and 17,667,555.57

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Solution

The fourth proportional to 29,430,781.38, 40,610,161.22 and 17,667,555.57 is: 24,378,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,430,781.38 : 40,610,161.22 = 17,667,555.57 : x
  2. Step 2: Convert to fraction form
    29,430,781.38/40,610,161.22 = 17,667,555.57/x
  3. Step 3: Cross multiply
    29,430,781.38x = 40,610,161.22 × 17,667,555.57
  4. Step 4: Simplify right side
    29,430,781.38x = 717,482,279,972,671.25
  5. Step 5: Solve for x
    x = 717,482,279,972,671.25/29,430,781.38
  6. Step 6: Final answer
    x = 24,378,635.10

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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.