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Finding the Fourth Proportional to 7,360,974.52, 11,041,609.54 and 1,969,616.42

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Solution

The fourth proportional to 7,360,974.52, 11,041,609.54 and 1,969,616.42 is: 2,954,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360,974.52 : 11,041,609.54 = 1,969,616.42 : x
  2. Step 2: Convert to fraction form
    7,360,974.52/11,041,609.54 = 1,969,616.42/x
  3. Step 3: Cross multiply
    7,360,974.52x = 11,041,609.54 × 1,969,616.42
  4. Step 4: Simplify right side
    7,360,974.52x = 21,747,735,453,212.64
  5. Step 5: Solve for x
    x = 21,747,735,453,212.64/7,360,974.52
  6. Step 6: Final answer
    x = 2,954,464.17

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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.