Home / 13,978,725.07-20,959,524.81-5,449,096.75

Finding the Fourth Proportional to 13,978,725.07, 20,959,524.81 and 5,449,096.75

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Solution

The fourth proportional to 13,978,725.07, 20,959,524.81 and 5,449,096.75 is: 8,170,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,978,725.07 : 20,959,524.81 = 5,449,096.75 : x
  2. Step 2: Convert to fraction form
    13,978,725.07/20,959,524.81 = 5,449,096.75/x
  3. Step 3: Cross multiply
    13,978,725.07x = 20,959,524.81 × 5,449,096.75
  4. Step 4: Simplify right side
    13,978,725.07x = 114,210,478,523,715.36
  5. Step 5: Solve for x
    x = 114,210,478,523,715.36/13,978,725.07
  6. Step 6: Final answer
    x = 8,170,307.23

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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.