Home / 30,394,659.42-41,944,569.75-16,456,010.72

Finding the Fourth Proportional to 30,394,659.42, 41,944,569.75 and 16,456,010.72

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Solution

The fourth proportional to 30,394,659.42, 41,944,569.75 and 16,456,010.72 is: 22,709,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394,659.42 : 41,944,569.75 = 16,456,010.72 : x
  2. Step 2: Convert to fraction form
    30,394,659.42/41,944,569.75 = 16,456,010.72/x
  3. Step 3: Cross multiply
    30,394,659.42x = 41,944,569.75 × 16,456,010.72
  4. Step 4: Simplify right side
    30,394,659.42x = 690,240,289,242,064.88
  5. Step 5: Solve for x
    x = 690,240,289,242,064.88/30,394,659.42
  6. Step 6: Final answer
    x = 22,709,262.17

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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.