Home / 27,315,512.56-40,899,847.22-20,807,586.14

Finding the Fourth Proportional to 27,315,512.56, 40,899,847.22 and 20,807,586.14

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Solution

The fourth proportional to 27,315,512.56, 40,899,847.22 and 20,807,586.14 is: 31,155,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,315,512.56 : 40,899,847.22 = 20,807,586.14 : x
  2. Step 2: Convert to fraction form
    27,315,512.56/40,899,847.22 = 20,807,586.14/x
  3. Step 3: Cross multiply
    27,315,512.56x = 40,899,847.22 × 20,807,586.14
  4. Step 4: Simplify right side
    27,315,512.56x = 851,027,094,142,989.50
  5. Step 5: Solve for x
    x = 851,027,094,142,989.50/27,315,512.56
  6. Step 6: Final answer
    x = 31,155,450.31

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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.