Home / 34,189,712.80-51,241,023.60-13,972,112.80

Finding the Fourth Proportional to 34,189,712.80, 51,241,023.60 and 13,972,112.80

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Solution

The fourth proportional to 34,189,712.80, 51,241,023.60 and 13,972,112.80 is: 20,940,373.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,189,712.80 : 51,241,023.60 = 13,972,112.80 : x
  2. Step 2: Convert to fraction form
    34,189,712.80/51,241,023.60 = 13,972,112.80/x
  3. Step 3: Cross multiply
    34,189,712.80x = 51,241,023.60 × 13,972,112.80
  4. Step 4: Simplify right side
    34,189,712.80x = 715,945,361,726,662.12
  5. Step 5: Solve for x
    x = 715,945,361,726,662.12/34,189,712.80
  6. Step 6: Final answer
    x = 20,940,373.67

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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.