Home / 6,687,324.78-9,228,615.03-3,786,637.02

Finding the Fourth Proportional to 6,687,324.78, 9,228,615.03 and 3,786,637.02

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Solution

The fourth proportional to 6,687,324.78, 9,228,615.03 and 3,786,637.02 is: 5,225,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687,324.78 : 9,228,615.03 = 3,786,637.02 : x
  2. Step 2: Convert to fraction form
    6,687,324.78/9,228,615.03 = 3,786,637.02/x
  3. Step 3: Cross multiply
    6,687,324.78x = 9,228,615.03 × 3,786,637.02
  4. Step 4: Simplify right side
    6,687,324.78x = 34,945,415,315,926.41
  5. Step 5: Solve for x
    x = 34,945,415,315,926.41/6,687,324.78
  6. Step 6: Final answer
    x = 5,225,619.58

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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.