Home / 18,961,166.05-26,166,531.39-11,119,082.06

Finding the Fourth Proportional to 18,961,166.05, 26,166,531.39 and 11,119,082.06

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Solution

The fourth proportional to 18,961,166.05, 26,166,531.39 and 11,119,082.06 is: 15,344,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,961,166.05 : 26,166,531.39 = 11,119,082.06 : x
  2. Step 2: Convert to fraction form
    18,961,166.05/26,166,531.39 = 11,119,082.06/x
  3. Step 3: Cross multiply
    18,961,166.05x = 26,166,531.39 × 11,119,082.06
  4. Step 4: Simplify right side
    18,961,166.05x = 290,947,809,750,975.88
  5. Step 5: Solve for x
    x = 290,947,809,750,975.88/18,961,166.05
  6. Step 6: Final answer
    x = 15,344,404.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.