Home / 8,603,109.83-12,904,662.43-3,212,180.65

Finding the Fourth Proportional to 8,603,109.83, 12,904,662.43 and 3,212,180.65

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Solution

The fourth proportional to 8,603,109.83, 12,904,662.43 and 3,212,180.65 is: 4,818,270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603,109.83 : 12,904,662.43 = 3,212,180.65 : x
  2. Step 2: Convert to fraction form
    8,603,109.83/12,904,662.43 = 3,212,180.65/x
  3. Step 3: Cross multiply
    8,603,109.83x = 12,904,662.43 × 3,212,180.65
  4. Step 4: Simplify right side
    8,603,109.83x = 41,452,106,952,427.98
  5. Step 5: Solve for x
    x = 41,452,106,952,427.98/8,603,109.83
  6. Step 6: Final answer
    x = 4,818,270.11

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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.