Home / 11,121,337.20-16,682,005.80-6,847,647.60

Finding the Fourth Proportional to 11,121,337.20, 16,682,005.80 and 6,847,647.60

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Solution

The fourth proportional to 11,121,337.20, 16,682,005.80 and 6,847,647.60 is: 10,271,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,337.20 : 16,682,005.80 = 6,847,647.60 : x
  2. Step 2: Convert to fraction form
    11,121,337.20/16,682,005.80 = 6,847,647.60/x
  3. Step 3: Cross multiply
    11,121,337.20x = 16,682,005.80 × 6,847,647.60
  4. Step 4: Simplify right side
    11,121,337.20x = 114,232,496,979,556.08
  5. Step 5: Solve for x
    x = 114,232,496,979,556.08/11,121,337.20
  6. Step 6: Final answer
    x = 10,271,471.40

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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.