Home / 21,957,333.30-30,302,083.53-12,167,755.38

Finding the Fourth Proportional to 21,957,333.30, 30,302,083.53 and 12,167,755.38

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Solution

The fourth proportional to 21,957,333.30, 30,302,083.53 and 12,167,755.38 is: 16,792,036.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,957,333.30 : 30,302,083.53 = 12,167,755.38 : x
  2. Step 2: Convert to fraction form
    21,957,333.30/30,302,083.53 = 12,167,755.38/x
  3. Step 3: Cross multiply
    21,957,333.30x = 30,302,083.53 × 12,167,755.38
  4. Step 4: Simplify right side
    21,957,333.30x = 368,708,339,897,366.94
  5. Step 5: Solve for x
    x = 368,708,339,897,366.94/21,957,333.30
  6. Step 6: Final answer
    x = 16,792,036.39

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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.