Home / 12,096,944.70-18,145,417.05-3,121,496.70

Finding the Fourth Proportional to 12,096,944.70, 18,145,417.05 and 3,121,496.70

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Solution

The fourth proportional to 12,096,944.70, 18,145,417.05 and 3,121,496.70 is: 4,682,245.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,944.70 : 18,145,417.05 = 3,121,496.70 : x
  2. Step 2: Convert to fraction form
    12,096,944.70/18,145,417.05 = 3,121,496.70/x
  3. Step 3: Cross multiply
    12,096,944.70x = 18,145,417.05 × 3,121,496.70
  4. Step 4: Simplify right side
    12,096,944.70x = 56,640,859,441,698.74
  5. Step 5: Solve for x
    x = 56,640,859,441,698.74/12,096,944.70
  6. Step 6: Final answer
    x = 4,682,245.05

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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.