Home / 20,094,688.32-27,729,832.56-11,393,449.02

Finding the Fourth Proportional to 20,094,688.32, 27,729,832.56 and 11,393,449.02

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Solution

The fourth proportional to 20,094,688.32, 27,729,832.56 and 11,393,449.02 is: 15,722,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094,688.32 : 27,729,832.56 = 11,393,449.02 : x
  2. Step 2: Convert to fraction form
    20,094,688.32/27,729,832.56 = 11,393,449.02/x
  3. Step 3: Cross multiply
    20,094,688.32x = 27,729,832.56 × 11,393,449.02
  4. Step 4: Simplify right side
    20,094,688.32x = 315,938,433,605,496.06
  5. Step 5: Solve for x
    x = 315,938,433,605,496.06/20,094,688.32
  6. Step 6: Final answer
    x = 15,722,484.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.