Home / 20,258,672.64-27,955,906.56-11,089,559.04

Finding the Fourth Proportional to 20,258,672.64, 27,955,906.56 and 11,089,559.04

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Solution

The fourth proportional to 20,258,672.64, 27,955,906.56 and 11,089,559.04 is: 15,303,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,258,672.64 : 27,955,906.56 = 11,089,559.04 : x
  2. Step 2: Convert to fraction form
    20,258,672.64/27,955,906.56 = 11,089,559.04/x
  3. Step 3: Cross multiply
    20,258,672.64x = 27,955,906.56 × 11,089,559.04
  4. Step 4: Simplify right side
    20,258,672.64x = 310,018,676,313,843.25
  5. Step 5: Solve for x
    x = 310,018,676,313,843.25/20,258,672.64
  6. Step 6: Final answer
    x = 15,303,010.31

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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.