Home / 13,122,079.80-19,683,119.70-9,295,704.60

Finding the Fourth Proportional to 13,122,079.80, 19,683,119.70 and 9,295,704.60

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Solution

The fourth proportional to 13,122,079.80, 19,683,119.70 and 9,295,704.60 is: 13,943,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,079.80 : 19,683,119.70 = 9,295,704.60 : x
  2. Step 2: Convert to fraction form
    13,122,079.80/19,683,119.70 = 9,295,704.60/x
  3. Step 3: Cross multiply
    13,122,079.80x = 19,683,119.70 × 9,295,704.60
  4. Step 4: Simplify right side
    13,122,079.80x = 182,968,466,337,640.59
  5. Step 5: Solve for x
    x = 182,968,466,337,640.59/13,122,079.80
  6. Step 6: Final answer
    x = 13,943,556.90

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Similar ratio
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1.5x scale

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.