Home / 22,121,761.10-30,529,847.34-12,200,584.46

Finding the Fourth Proportional to 22,121,761.10, 30,529,847.34 and 12,200,584.46

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Solution

The fourth proportional to 22,121,761.10, 30,529,847.34 and 12,200,584.46 is: 16,837,808.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121,761.10 : 30,529,847.34 = 12,200,584.46 : x
  2. Step 2: Convert to fraction form
    22,121,761.10/30,529,847.34 = 12,200,584.46/x
  3. Step 3: Cross multiply
    22,121,761.10x = 30,529,847.34 × 12,200,584.46
  4. Step 4: Simplify right side
    22,121,761.10x = 372,481,980,869,927.12
  5. Step 5: Solve for x
    x = 372,481,980,869,927.12/22,121,761.10
  6. Step 6: Final answer
    x = 16,837,808.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.