Home / 5,120,749.24-7,066,031.37-2,828,773.24

Finding the Fourth Proportional to 5,120,749.24, 7,066,031.37 and 2,828,773.24

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Solution

The fourth proportional to 5,120,749.24, 7,066,031.37 and 2,828,773.24 is: 3,903,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,749.24 : 7,066,031.37 = 2,828,773.24 : x
  2. Step 2: Convert to fraction form
    5,120,749.24/7,066,031.37 = 2,828,773.24/x
  3. Step 3: Cross multiply
    5,120,749.24x = 7,066,031.37 × 2,828,773.24
  4. Step 4: Simplify right side
    5,120,749.24x = 19,988,200,452,456.54
  5. Step 5: Solve for x
    x = 19,988,200,452,456.54/5,120,749.24
  6. Step 6: Final answer
    x = 3,903,374.20

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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.