Home / 27,981,026.67-38,613,896.82-16,222,580.19

Finding the Fourth Proportional to 27,981,026.67, 38,613,896.82 and 16,222,580.19

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Solution

The fourth proportional to 27,981,026.67, 38,613,896.82 and 16,222,580.19 is: 22,387,207.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981,026.67 : 38,613,896.82 = 16,222,580.19 : x
  2. Step 2: Convert to fraction form
    27,981,026.67/38,613,896.82 = 16,222,580.19/x
  3. Step 3: Cross multiply
    27,981,026.67x = 38,613,896.82 × 16,222,580.19
  4. Step 4: Simplify right side
    27,981,026.67x = 626,417,037,610,836
  5. Step 5: Solve for x
    x = 626,417,037,610,836/27,981,026.67
  6. Step 6: Final answer
    x = 22,387,207.05

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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.