Home / 5,725,289.70-8,587,934.55-5,479,568.10

Finding the Fourth Proportional to 5,725,289.70, 8,587,934.55 and 5,479,568.10

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Solution

The fourth proportional to 5,725,289.70, 8,587,934.55 and 5,479,568.10 is: 8,219,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725,289.70 : 8,587,934.55 = 5,479,568.10 : x
  2. Step 2: Convert to fraction form
    5,725,289.70/8,587,934.55 = 5,479,568.10/x
  3. Step 3: Cross multiply
    5,725,289.70x = 8,587,934.55 × 5,479,568.10
  4. Step 4: Simplify right side
    5,725,289.70x = 47,058,172,205,067.86
  5. Step 5: Solve for x
    x = 47,058,172,205,067.86/5,725,289.70
  6. Step 6: Final answer
    x = 8,219,352.15

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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.