Home / 20,453,247.08-30,679,905.48-16,380,471.50

Finding the Fourth Proportional to 20,453,247.08, 30,679,905.48 and 16,380,471.50

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Solution

The fourth proportional to 20,453,247.08, 30,679,905.48 and 16,380,471.50 is: 24,570,735.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,453,247.08 : 30,679,905.48 = 16,380,471.50 : x
  2. Step 2: Convert to fraction form
    20,453,247.08/30,679,905.48 = 16,380,471.50/x
  3. Step 3: Cross multiply
    20,453,247.08x = 30,679,905.48 × 16,380,471.50
  4. Step 4: Simplify right side
    20,453,247.08x = 502,551,317,102,531.94
  5. Step 5: Solve for x
    x = 502,551,317,102,531.94/20,453,247.08
  6. Step 6: Final answer
    x = 24,570,735.16

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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.