Home / 8,163,876.22-11,266,145.91-4,492,792.78

Finding the Fourth Proportional to 8,163,876.22, 11,266,145.91 and 4,492,792.78

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Solution

The fourth proportional to 8,163,876.22, 11,266,145.91 and 4,492,792.78 is: 6,200,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163,876.22 : 11,266,145.91 = 4,492,792.78 : x
  2. Step 2: Convert to fraction form
    8,163,876.22/11,266,145.91 = 4,492,792.78/x
  3. Step 3: Cross multiply
    8,163,876.22x = 11,266,145.91 × 4,492,792.78
  4. Step 4: Simplify right side
    8,163,876.22x = 50,616,459,002,874.53
  5. Step 5: Solve for x
    x = 50,616,459,002,874.53/8,163,876.22
  6. Step 6: Final answer
    x = 6,200,052.23

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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.