Home / 8,324,998.84-12,479,919.90-3,204,159.40

Finding the Fourth Proportional to 8,324,998.84, 12,479,919.90 and 3,204,159.40

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Solution

The fourth proportional to 8,324,998.84, 12,479,919.90 and 3,204,159.40 is: 4,803,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324,998.84 : 12,479,919.90 = 3,204,159.40 : x
  2. Step 2: Convert to fraction form
    8,324,998.84/12,479,919.90 = 3,204,159.40/x
  3. Step 3: Cross multiply
    8,324,998.84x = 12,479,919.90 × 3,204,159.40
  4. Step 4: Simplify right side
    8,324,998.84x = 39,987,652,658,832.06
  5. Step 5: Solve for x
    x = 39,987,652,658,832.06/8,324,998.84
  6. Step 6: Final answer
    x = 4,803,322.31

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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.