Home / 8,668,727.55-11,970,885.38-6,489,487.22

Finding the Fourth Proportional to 8,668,727.55, 11,970,885.38 and 6,489,487.22

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Solution

The fourth proportional to 8,668,727.55, 11,970,885.38 and 6,489,487.22 is: 8,961,512.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,727.55 : 11,970,885.38 = 6,489,487.22 : x
  2. Step 2: Convert to fraction form
    8,668,727.55/11,970,885.38 = 6,489,487.22/x
  3. Step 3: Cross multiply
    8,668,727.55x = 11,970,885.38 × 6,489,487.22
  4. Step 4: Simplify right side
    8,668,727.55x = 77,684,907,593,292.98
  5. Step 5: Solve for x
    x = 77,684,907,593,292.98/8,668,727.55
  6. Step 6: Final answer
    x = 8,961,512.19

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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.