Home / 21,505,117.70-32,204,532.45-14,277,520.10

Finding the Fourth Proportional to 21,505,117.70, 32,204,532.45 and 14,277,520.10

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Solution

The fourth proportional to 21,505,117.70, 32,204,532.45 and 14,277,520.10 is: 21,380,997.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,117.70 : 32,204,532.45 = 14,277,520.10 : x
  2. Step 2: Convert to fraction form
    21,505,117.70/32,204,532.45 = 14,277,520.10/x
  3. Step 3: Cross multiply
    21,505,117.70x = 32,204,532.45 × 14,277,520.10
  4. Step 4: Simplify right side
    21,505,117.70x = 459,800,859,365,977.25
  5. Step 5: Solve for x
    x = 459,800,859,365,977.25/21,505,117.70
  6. Step 6: Final answer
    x = 21,380,997.11

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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.