Home / 17,052,850.20-25,533,438.54-12,989,983.76

Finding the Fourth Proportional to 17,052,850.20, 25,533,438.54 and 12,989,983.76

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Solution

The fourth proportional to 17,052,850.20, 25,533,438.54 and 12,989,983.76 is: 19,450,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,052,850.20 : 25,533,438.54 = 12,989,983.76 : x
  2. Step 2: Convert to fraction form
    17,052,850.20/25,533,438.54 = 12,989,983.76/x
  3. Step 3: Cross multiply
    17,052,850.20x = 25,533,438.54 × 12,989,983.76
  4. Step 4: Simplify right side
    17,052,850.20x = 331,678,951,971,558.06
  5. Step 5: Solve for x
    x = 331,678,951,971,558.06/17,052,850.20
  6. Step 6: Final answer
    x = 19,450,059.55

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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.