Home / 22,019,989.60-32,966,998.80-13,516,933.60

Finding the Fourth Proportional to 22,019,989.60, 32,966,998.80 and 13,516,933.60

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Solution

The fourth proportional to 22,019,989.60, 32,966,998.80 and 13,516,933.60 is: 20,236,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019,989.60 : 32,966,998.80 = 13,516,933.60 : x
  2. Step 2: Convert to fraction form
    22,019,989.60/32,966,998.80 = 13,516,933.60/x
  3. Step 3: Cross multiply
    22,019,989.60x = 32,966,998.80 × 13,516,933.60
  4. Step 4: Simplify right side
    22,019,989.60x = 445,612,733,770,879.69
  5. Step 5: Solve for x
    x = 445,612,733,770,879.69/22,019,989.60
  6. Step 6: Final answer
    x = 20,236,736.80

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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.