Home / 13,526,100.82-18,666,246.54-7,331,343.94

Finding the Fourth Proportional to 13,526,100.82, 18,666,246.54 and 7,331,343.94

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Solution

The fourth proportional to 13,526,100.82, 18,666,246.54 and 7,331,343.94 is: 10,117,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526,100.82 : 18,666,246.54 = 7,331,343.94 : x
  2. Step 2: Convert to fraction form
    13,526,100.82/18,666,246.54 = 7,331,343.94/x
  3. Step 3: Cross multiply
    13,526,100.82x = 18,666,246.54 × 7,331,343.94
  4. Step 4: Simplify right side
    13,526,100.82x = 136,848,673,453,574.97
  5. Step 5: Solve for x
    x = 136,848,673,453,574.97/13,526,100.82
  6. Step 6: Final answer
    x = 10,117,377.90

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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.