Home / 21,581,756.94-29,781,938.32-11,792,537.17

Finding the Fourth Proportional to 21,581,756.94, 29,781,938.32 and 11,792,537.17

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Solution

The fourth proportional to 21,581,756.94, 29,781,938.32 and 11,792,537.17 is: 16,273,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581,756.94 : 29,781,938.32 = 11,792,537.17 : x
  2. Step 2: Convert to fraction form
    21,581,756.94/29,781,938.32 = 11,792,537.17/x
  3. Step 3: Cross multiply
    21,581,756.94x = 29,781,938.32 × 11,792,537.17
  4. Step 4: Simplify right side
    21,581,756.94x = 351,204,614,633,247.38
  5. Step 5: Solve for x
    x = 351,204,614,633,247.38/21,581,756.94
  6. Step 6: Final answer
    x = 16,273,217.03

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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.