Home / 8,075,105.90-12,099,807.44-5,650,849.20

Finding the Fourth Proportional to 8,075,105.90, 12,099,807.44 and 5,650,849.20

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Solution

The fourth proportional to 8,075,105.90, 12,099,807.44 and 5,650,849.20 is: 8,467,280.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,105.90 : 12,099,807.44 = 5,650,849.20 : x
  2. Step 2: Convert to fraction form
    8,075,105.90/12,099,807.44 = 5,650,849.20/x
  3. Step 3: Cross multiply
    8,075,105.90x = 12,099,807.44 × 5,650,849.20
  4. Step 4: Simplify right side
    8,075,105.90x = 68,374,187,192,478.05
  5. Step 5: Solve for x
    x = 68,374,187,192,478.05/8,075,105.90
  6. Step 6: Final answer
    x = 8,467,280.56

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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.