Home / 21,729,642.80-32,594,464.20-10,942,775.60

Finding the Fourth Proportional to 21,729,642.80, 32,594,464.20 and 10,942,775.60

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Solution

The fourth proportional to 21,729,642.80, 32,594,464.20 and 10,942,775.60 is: 16,414,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,729,642.80 : 32,594,464.20 = 10,942,775.60 : x
  2. Step 2: Convert to fraction form
    21,729,642.80/32,594,464.20 = 10,942,775.60/x
  3. Step 3: Cross multiply
    21,729,642.80x = 32,594,464.20 × 10,942,775.60
  4. Step 4: Simplify right side
    21,729,642.80x = 356,673,907,542,833.50
  5. Step 5: Solve for x
    x = 356,673,907,542,833.50/21,729,642.80
  6. Step 6: Final answer
    x = 16,414,163.40

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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.