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Finding the Fourth Proportional to 10,940,974.80, 16,414,495.80 and 4,554,235.60

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Solution

The fourth proportional to 10,940,974.80, 16,414,495.80 and 4,554,235.60 is: 6,832,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940,974.80 : 16,414,495.80 = 4,554,235.60 : x
  2. Step 2: Convert to fraction form
    10,940,974.80/16,414,495.80 = 4,554,235.60/x
  3. Step 3: Cross multiply
    10,940,974.80x = 16,414,495.80 × 4,554,235.60
  4. Step 4: Simplify right side
    10,940,974.80x = 74,755,481,128,410.48
  5. Step 5: Solve for x
    x = 74,755,481,128,410.48/10,940,974.80
  6. Step 6: Final answer
    x = 6,832,616.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.