Home / 11,945,355.45-17,918,098.80-2,969,907.45

Finding the Fourth Proportional to 11,945,355.45, 17,918,098.80 and 2,969,907.45

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Solution

The fourth proportional to 11,945,355.45, 17,918,098.80 and 2,969,907.45 is: 4,454,877.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945,355.45 : 17,918,098.80 = 2,969,907.45 : x
  2. Step 2: Convert to fraction form
    11,945,355.45/17,918,098.80 = 2,969,907.45/x
  3. Step 3: Cross multiply
    11,945,355.45x = 17,918,098.80 × 2,969,907.45
  4. Step 4: Simplify right side
    11,945,355.45x = 53,215,095,115,956.06
  5. Step 5: Solve for x
    x = 53,215,095,115,956.06/11,945,355.45
  6. Step 6: Final answer
    x = 4,454,877.49

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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.