Home / 12,218,471.73-18,331,687.94-5,827,892.49

Finding the Fourth Proportional to 12,218,471.73, 18,331,687.94 and 5,827,892.49

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Solution

The fourth proportional to 12,218,471.73, 18,331,687.94 and 5,827,892.49 is: 8,743,737.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,218,471.73 : 18,331,687.94 = 5,827,892.49 : x
  2. Step 2: Convert to fraction form
    12,218,471.73/18,331,687.94 = 5,827,892.49/x
  3. Step 3: Cross multiply
    12,218,471.73x = 18,331,687.94 × 5,827,892.49
  4. Step 4: Simplify right side
    12,218,471.73x = 106,835,106,445,410.11
  5. Step 5: Solve for x
    x = 106,835,106,445,410.11/12,218,471.73
  6. Step 6: Final answer
    x = 8,743,737.25

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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.