Home / 21,505,123.20-32,204,540.70-14,277,525.60

Finding the Fourth Proportional to 21,505,123.20, 32,204,540.70 and 14,277,525.60

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Solution

The fourth proportional to 21,505,123.20, 32,204,540.70 and 14,277,525.60 is: 21,381,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,123.20 : 32,204,540.70 = 14,277,525.60 : x
  2. Step 2: Convert to fraction form
    21,505,123.20/32,204,540.70 = 14,277,525.60/x
  3. Step 3: Cross multiply
    21,505,123.20x = 32,204,540.70 × 14,277,525.60
  4. Step 4: Simplify right side
    21,505,123.20x = 459,801,154,280,491.88
  5. Step 5: Solve for x
    x = 459,801,154,280,491.88/21,505,123.20
  6. Step 6: Final answer
    x = 21,381,005.35

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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.