Home / 27,981,025.24-38,613,894.81-16,222,578.74

Finding the Fourth Proportional to 27,981,025.24, 38,613,894.81 and 16,222,578.74

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Solution

The fourth proportional to 27,981,025.24, 38,613,894.81 and 16,222,578.74 is: 22,387,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981,025.24 : 38,613,894.81 = 16,222,578.74 : x
  2. Step 2: Convert to fraction form
    27,981,025.24/38,613,894.81 = 16,222,578.74/x
  3. Step 3: Cross multiply
    27,981,025.24x = 38,613,894.81 × 16,222,578.74
  4. Step 4: Simplify right side
    27,981,025.24x = 626,416,949,013,302.38
  5. Step 5: Solve for x
    x = 626,416,949,013,302.38/27,981,025.24
  6. Step 6: Final answer
    x = 22,387,205.03

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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.