Home / 5,150,395.71-7,107,905.31-3,405,032.67

Finding the Fourth Proportional to 5,150,395.71, 7,107,905.31 and 3,405,032.67

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Solution

The fourth proportional to 5,150,395.71, 7,107,905.31 and 3,405,032.67 is: 4,699,182.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,395.71 : 7,107,905.31 = 3,405,032.67 : x
  2. Step 2: Convert to fraction form
    5,150,395.71/7,107,905.31 = 3,405,032.67/x
  3. Step 3: Cross multiply
    5,150,395.71x = 7,107,905.31 × 3,405,032.67
  4. Step 4: Simplify right side
    5,150,395.71x = 24,202,649,795,816.48
  5. Step 5: Solve for x
    x = 24,202,649,795,816.48/5,150,395.71
  6. Step 6: Final answer
    x = 4,699,182.58

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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.