Home / 13,365,545.82-18,444,471.17-7,253,974.32

Finding the Fourth Proportional to 13,365,545.82, 18,444,471.17 and 7,253,974.32

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Solution

The fourth proportional to 13,365,545.82, 18,444,471.17 and 7,253,974.32 is: 10,010,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,545.82 : 18,444,471.17 = 7,253,974.32 : x
  2. Step 2: Convert to fraction form
    13,365,545.82/18,444,471.17 = 7,253,974.32/x
  3. Step 3: Cross multiply
    13,365,545.82x = 18,444,471.17 × 7,253,974.32
  4. Step 4: Simplify right side
    13,365,545.82x = 133,795,720,213,160.38
  5. Step 5: Solve for x
    x = 133,795,720,213,160.38/13,365,545.82
  6. Step 6: Final answer
    x = 10,010,494.30

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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.