Home / 27,994,747.50-42,008,654.97-11,819,651.76

Finding the Fourth Proportional to 27,994,747.50, 42,008,654.97 and 11,819,651.76

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Solution

The fourth proportional to 27,994,747.50, 42,008,654.97 and 11,819,651.76 is: 17,736,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,994,747.50 : 42,008,654.97 = 11,819,651.76 : x
  2. Step 2: Convert to fraction form
    27,994,747.50/42,008,654.97 = 11,819,651.76/x
  3. Step 3: Cross multiply
    27,994,747.50x = 42,008,654.97 × 11,819,651.76
  4. Step 4: Simplify right side
    27,994,747.50x = 496,527,672,651,393.25
  5. Step 5: Solve for x
    x = 496,527,672,651,393.25/27,994,747.50
  6. Step 6: Final answer
    x = 17,736,458.34

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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.