Home / 11,217,388.80-16,792,905.60-10,561,209.60

Finding the Fourth Proportional to 11,217,388.80, 16,792,905.60 and 10,561,209.60

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Solution

The fourth proportional to 11,217,388.80, 16,792,905.60 and 10,561,209.60 is: 15,810,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217,388.80 : 16,792,905.60 = 10,561,209.60 : x
  2. Step 2: Convert to fraction form
    11,217,388.80/16,792,905.60 = 10,561,209.60/x
  3. Step 3: Cross multiply
    11,217,388.80x = 16,792,905.60 × 10,561,209.60
  4. Step 4: Simplify right side
    11,217,388.80x = 177,353,395,834,613.78
  5. Step 5: Solve for x
    x = 177,353,395,834,613.78/11,217,388.80
  6. Step 6: Final answer
    x = 15,810,577.58

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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.