Home / 14,378,972.05-21,568,458.08-11,166,706.45

Finding the Fourth Proportional to 14,378,972.05, 21,568,458.08 and 11,166,706.45

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Solution

The fourth proportional to 14,378,972.05, 21,568,458.08 and 11,166,706.45 is: 16,750,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378,972.05 : 21,568,458.08 = 11,166,706.45 : x
  2. Step 2: Convert to fraction form
    14,378,972.05/21,568,458.08 = 11,166,706.45/x
  3. Step 3: Cross multiply
    14,378,972.05x = 21,568,458.08 × 11,166,706.45
  4. Step 4: Simplify right side
    14,378,972.05x = 240,848,639,902,657.06
  5. Step 5: Solve for x
    x = 240,848,639,902,657.06/14,378,972.05
  6. Step 6: Final answer
    x = 16,750,059.68

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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.