Home / 15,322,311.70-22,972,969.95-7,239,159.70

Finding the Fourth Proportional to 15,322,311.70, 22,972,969.95 and 7,239,159.70

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Solution

The fourth proportional to 15,322,311.70, 22,972,969.95 and 7,239,159.70 is: 10,853,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322,311.70 : 22,972,969.95 = 7,239,159.70 : x
  2. Step 2: Convert to fraction form
    15,322,311.70/22,972,969.95 = 7,239,159.70/x
  3. Step 3: Cross multiply
    15,322,311.70x = 22,972,969.95 × 7,239,159.70
  4. Step 4: Simplify right side
    15,322,311.70x = 166,304,998,251,351
  5. Step 5: Solve for x
    x = 166,304,998,251,351/15,322,311.70
  6. Step 6: Final answer
    x = 10,853,779.87

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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.