Home / 8,438,920.46-11,645,745.90-4,571,441.61

Finding the Fourth Proportional to 8,438,920.46, 11,645,745.90 and 4,571,441.61

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Solution

The fourth proportional to 8,438,920.46, 11,645,745.90 and 4,571,441.61 is: 6,308,608.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,920.46 : 11,645,745.90 = 4,571,441.61 : x
  2. Step 2: Convert to fraction form
    8,438,920.46/11,645,745.90 = 4,571,441.61/x
  3. Step 3: Cross multiply
    8,438,920.46x = 11,645,745.90 × 4,571,441.61
  4. Step 4: Simplify right side
    8,438,920.46x = 53,237,847,386,746.91
  5. Step 5: Solve for x
    x = 53,237,847,386,746.91/8,438,920.46
  6. Step 6: Final answer
    x = 6,308,608.75

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1.5x scale

Why These Related Problems?

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