Home / 7,127,982.80-9,836,556.44-4,031,114.25

Finding the Fourth Proportional to 7,127,982.80, 9,836,556.44 and 4,031,114.25

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Solution

The fourth proportional to 7,127,982.80, 9,836,556.44 and 4,031,114.25 is: 5,562,903.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,982.80 : 9,836,556.44 = 4,031,114.25 : x
  2. Step 2: Convert to fraction form
    7,127,982.80/9,836,556.44 = 4,031,114.25/x
  3. Step 3: Cross multiply
    7,127,982.80x = 9,836,556.44 × 4,031,114.25
  4. Step 4: Simplify right side
    7,127,982.80x = 39,652,282,836,213.27
  5. Step 5: Solve for x
    x = 39,652,282,836,213.27/7,127,982.80
  6. Step 6: Final answer
    x = 5,562,903.83

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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.