Home / 11,121,683.60-16,682,525.40-8,732,896.40

Finding the Fourth Proportional to 11,121,683.60, 16,682,525.40 and 8,732,896.40

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Solution

The fourth proportional to 11,121,683.60, 16,682,525.40 and 8,732,896.40 is: 13,099,344.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,683.60 : 16,682,525.40 = 8,732,896.40 : x
  2. Step 2: Convert to fraction form
    11,121,683.60/16,682,525.40 = 8,732,896.40/x
  3. Step 3: Cross multiply
    11,121,683.60x = 16,682,525.40 × 8,732,896.40
  4. Step 4: Simplify right side
    11,121,683.60x = 145,686,766,008,568.56
  5. Step 5: Solve for x
    x = 145,686,766,008,568.56/11,121,683.60
  6. Step 6: Final answer
    x = 13,099,344.60

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Double scale
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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.