Home / 20,453,247.20-30,679,905.66-16,380,471.62

Finding the Fourth Proportional to 20,453,247.20, 30,679,905.66 and 16,380,471.62

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Solution

The fourth proportional to 20,453,247.20, 30,679,905.66 and 16,380,471.62 is: 24,570,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,453,247.20 : 30,679,905.66 = 16,380,471.62 : x
  2. Step 2: Convert to fraction form
    20,453,247.20/30,679,905.66 = 16,380,471.62/x
  3. Step 3: Cross multiply
    20,453,247.20x = 30,679,905.66 × 16,380,471.62
  4. Step 4: Simplify right side
    20,453,247.20x = 502,551,323,967,907.38
  5. Step 5: Solve for x
    x = 502,551,323,967,907.38/20,453,247.20
  6. Step 6: Final answer
    x = 24,570,735.35

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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.