Home / 7,493,757.58-11,240,665.17-1,813,972.78

Finding the Fourth Proportional to 7,493,757.58, 11,240,665.17 and 1,813,972.78

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Solution

The fourth proportional to 7,493,757.58, 11,240,665.17 and 1,813,972.78 is: 2,720,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493,757.58 : 11,240,665.17 = 1,813,972.78 : x
  2. Step 2: Convert to fraction form
    7,493,757.58/11,240,665.17 = 1,813,972.78/x
  3. Step 3: Cross multiply
    7,493,757.58x = 11,240,665.17 × 1,813,972.78
  4. Step 4: Simplify right side
    7,493,757.58x = 20,390,260,647,474.07
  5. Step 5: Solve for x
    x = 20,390,260,647,474.07/7,493,757.58
  6. Step 6: Final answer
    x = 2,720,966.14

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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.