Home / 34,189,708.80-51,241,017.60-13,972,108.80

Finding the Fourth Proportional to 34,189,708.80, 51,241,017.60 and 13,972,108.80

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Solution

The fourth proportional to 34,189,708.80, 51,241,017.60 and 13,972,108.80 is: 20,940,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,189,708.80 : 51,241,017.60 = 13,972,108.80 : x
  2. Step 2: Convert to fraction form
    34,189,708.80/51,241,017.60 = 13,972,108.80/x
  3. Step 3: Cross multiply
    34,189,708.80x = 51,241,017.60 × 13,972,108.80
  4. Step 4: Simplify right side
    34,189,708.80x = 715,945,072,929,915
  5. Step 5: Solve for x
    x = 715,945,072,929,915/34,189,708.80
  6. Step 6: Final answer
    x = 20,940,367.67

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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.