Home / 31,391,738.40-46,981,319.40-27,565,363.20

Finding the Fourth Proportional to 31,391,738.40, 46,981,319.40 and 27,565,363.20

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Solution

The fourth proportional to 31,391,738.40, 46,981,319.40 and 27,565,363.20 is: 41,254,712.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,391,738.40 : 46,981,319.40 = 27,565,363.20 : x
  2. Step 2: Convert to fraction form
    31,391,738.40/46,981,319.40 = 27,565,363.20/x
  3. Step 3: Cross multiply
    31,391,738.40x = 46,981,319.40 × 27,565,363.20
  4. Step 4: Simplify right side
    31,391,738.40x = 1,295,057,132,876,206
  5. Step 5: Solve for x
    x = 1,295,057,132,876,206/31,391,738.40
  6. Step 6: Final answer
    x = 41,254,712.19

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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.