Home / 22,144,709.90-33,217,064.85-12,419,339.60

Finding the Fourth Proportional to 22,144,709.90, 33,217,064.85 and 12,419,339.60

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Solution

The fourth proportional to 22,144,709.90, 33,217,064.85 and 12,419,339.60 is: 18,629,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,709.90 : 33,217,064.85 = 12,419,339.60 : x
  2. Step 2: Convert to fraction form
    22,144,709.90/33,217,064.85 = 12,419,339.60/x
  3. Step 3: Cross multiply
    22,144,709.90x = 33,217,064.85 × 12,419,339.60
  4. Step 4: Simplify right side
    22,144,709.90x = 412,534,008,887,373.06
  5. Step 5: Solve for x
    x = 412,534,008,887,373.06/22,144,709.90
  6. Step 6: Final answer
    x = 18,629,009.40

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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.