Home / 8,686,309.44-11,987,137.44-4,818,907.20

Finding the Fourth Proportional to 8,686,309.44, 11,987,137.44 and 4,818,907.20

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Solution

The fourth proportional to 8,686,309.44, 11,987,137.44 and 4,818,907.20 is: 6,650,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,309.44 : 11,987,137.44 = 4,818,907.20 : x
  2. Step 2: Convert to fraction form
    8,686,309.44/11,987,137.44 = 4,818,907.20/x
  3. Step 3: Cross multiply
    8,686,309.44x = 11,987,137.44 × 4,818,907.20
  4. Step 4: Simplify right side
    8,686,309.44x = 57,764,902,917,005.57
  5. Step 5: Solve for x
    x = 57,764,902,917,005.57/8,686,309.44
  6. Step 6: Final answer
    x = 6,650,108.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.