Home / 7,115,502.84-10,675,249.56-2,858,660.40

Finding the Fourth Proportional to 7,115,502.84, 10,675,249.56 and 2,858,660.40

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Solution

The fourth proportional to 7,115,502.84, 10,675,249.56 and 2,858,660.40 is: 4,288,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,502.84 : 10,675,249.56 = 2,858,660.40 : x
  2. Step 2: Convert to fraction form
    7,115,502.84/10,675,249.56 = 2,858,660.40/x
  3. Step 3: Cross multiply
    7,115,502.84x = 10,675,249.56 × 2,858,660.40
  4. Step 4: Simplify right side
    7,115,502.84x = 30,516,913,177,289.43
  5. Step 5: Solve for x
    x = 30,516,913,177,289.43/7,115,502.84
  6. Step 6: Final answer
    x = 4,288,792.21

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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.