Home / 13,501,337.73-18,631,893.11-7,306,382.89

Finding the Fourth Proportional to 13,501,337.73, 18,631,893.11 and 7,306,382.89

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Solution

The fourth proportional to 13,501,337.73, 18,631,893.11 and 7,306,382.89 is: 10,082,833.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501,337.73 : 18,631,893.11 = 7,306,382.89 : x
  2. Step 2: Convert to fraction form
    13,501,337.73/18,631,893.11 = 7,306,382.89/x
  3. Step 3: Cross multiply
    13,501,337.73x = 18,631,893.11 × 7,306,382.89
  4. Step 4: Simplify right side
    13,501,337.73x = 136,131,745,027,212.88
  5. Step 5: Solve for x
    x = 136,131,745,027,212.88/13,501,337.73
  6. Step 6: Final answer
    x = 10,082,833.85

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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.