Home / 22,339,904.17-30,831,564.09-13,524,212.76

Finding the Fourth Proportional to 22,339,904.17, 30,831,564.09 and 13,524,212.76

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Solution

The fourth proportional to 22,339,904.17, 30,831,564.09 and 13,524,212.76 is: 18,664,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,339,904.17 : 30,831,564.09 = 13,524,212.76 : x
  2. Step 2: Convert to fraction form
    22,339,904.17/30,831,564.09 = 13,524,212.76/x
  3. Step 3: Cross multiply
    22,339,904.17x = 30,831,564.09 × 13,524,212.76
  4. Step 4: Simplify right side
    22,339,904.17x = 416,972,632,476,735.75
  5. Step 5: Solve for x
    x = 416,972,632,476,735.75/22,339,904.17
  6. Step 6: Final answer
    x = 18,664,924.85

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Double scale
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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.