Home / 8,264,486.10-12,360,469.32-7,360,046.76

Finding the Fourth Proportional to 8,264,486.10, 12,360,469.32 and 7,360,046.76

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Solution

The fourth proportional to 8,264,486.10, 12,360,469.32 and 7,360,046.76 is: 11,007,778.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264,486.10 : 12,360,469.32 = 7,360,046.76 : x
  2. Step 2: Convert to fraction form
    8,264,486.10/12,360,469.32 = 7,360,046.76/x
  3. Step 3: Cross multiply
    8,264,486.10x = 12,360,469.32 × 7,360,046.76
  4. Step 4: Simplify right side
    8,264,486.10x = 90,973,632,170,745.41
  5. Step 5: Solve for x
    x = 90,973,632,170,745.41/8,264,486.10
  6. Step 6: Final answer
    x = 11,007,778.47

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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.