Home / 21,663,329.94-29,895,333.66-11,873,743.85

Finding the Fourth Proportional to 21,663,329.94, 29,895,333.66 and 11,873,743.85

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Solution

The fourth proportional to 21,663,329.94, 29,895,333.66 and 11,873,743.85 is: 16,385,732.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,663,329.94 : 29,895,333.66 = 11,873,743.85 : x
  2. Step 2: Convert to fraction form
    21,663,329.94/29,895,333.66 = 11,873,743.85/x
  3. Step 3: Cross multiply
    21,663,329.94x = 29,895,333.66 × 11,873,743.85
  4. Step 4: Simplify right side
    21,663,329.94x = 354,969,534,039,646.38
  5. Step 5: Solve for x
    x = 354,969,534,039,646.38/21,663,329.94
  6. Step 6: Final answer
    x = 16,385,732.71

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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.