Home / 10,120,239.35-15,180,347.16-3,296,801.63

Finding the Fourth Proportional to 10,120,239.35, 15,180,347.16 and 3,296,801.63

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Solution

The fourth proportional to 10,120,239.35, 15,180,347.16 and 3,296,801.63 is: 4,945,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,239.35 : 15,180,347.16 = 3,296,801.63 : x
  2. Step 2: Convert to fraction form
    10,120,239.35/15,180,347.16 = 3,296,801.63/x
  3. Step 3: Cross multiply
    10,120,239.35x = 15,180,347.16 × 3,296,801.63
  4. Step 4: Simplify right side
    10,120,239.35x = 50,046,593,261,053.87
  5. Step 5: Solve for x
    x = 50,046,593,261,053.87/10,120,239.35
  6. Step 6: Final answer
    x = 4,945,198.58

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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.