Home / 13,940,373.51-20,902,441.02-5,410,745.46

Finding the Fourth Proportional to 13,940,373.51, 20,902,441.02 and 5,410,745.46

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Solution

The fourth proportional to 13,940,373.51, 20,902,441.02 and 5,410,745.46 is: 8,112,966.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,940,373.51 : 20,902,441.02 = 5,410,745.46 : x
  2. Step 2: Convert to fraction form
    13,940,373.51/20,902,441.02 = 5,410,745.46/x
  3. Step 3: Cross multiply
    13,940,373.51x = 20,902,441.02 × 5,410,745.46
  4. Step 4: Simplify right side
    13,940,373.51x = 113,097,787,851,882.77
  5. Step 5: Solve for x
    x = 113,097,787,851,882.77/13,940,373.51
  6. Step 6: Final answer
    x = 8,112,966.83

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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.