Home / 11,889,651.60-17,822,009.88-5,815,999.44

Finding the Fourth Proportional to 11,889,651.60, 17,822,009.88 and 5,815,999.44

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Solution

The fourth proportional to 11,889,651.60, 17,822,009.88 and 5,815,999.44 is: 8,717,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,651.60 : 17,822,009.88 = 5,815,999.44 : x
  2. Step 2: Convert to fraction form
    11,889,651.60/17,822,009.88 = 5,815,999.44/x
  3. Step 3: Cross multiply
    11,889,651.60x = 17,822,009.88 × 5,815,999.44
  4. Step 4: Simplify right side
    11,889,651.60x = 103,652,799,481,754.47
  5. Step 5: Solve for x
    x = 103,652,799,481,754.47/11,889,651.60
  6. Step 6: Final answer
    x = 8,717,900.49

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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.