Home / 21,505,126.20-32,204,545.20-14,277,528.60

Finding the Fourth Proportional to 21,505,126.20, 32,204,545.20 and 14,277,528.60

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Solution

The fourth proportional to 21,505,126.20, 32,204,545.20 and 14,277,528.60 is: 21,381,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,126.20 : 32,204,545.20 = 14,277,528.60 : x
  2. Step 2: Convert to fraction form
    21,505,126.20/32,204,545.20 = 14,277,528.60/x
  3. Step 3: Cross multiply
    21,505,126.20x = 32,204,545.20 × 14,277,528.60
  4. Step 4: Simplify right side
    21,505,126.20x = 459,801,315,142,992.69
  5. Step 5: Solve for x
    x = 459,801,315,142,992.69/21,505,126.20
  6. Step 6: Final answer
    x = 21,381,009.85

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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.