Home / 7,212,819.40-10,819,229.10-3,433,683.40

Finding the Fourth Proportional to 7,212,819.40, 10,819,229.10 and 3,433,683.40

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Solution

The fourth proportional to 7,212,819.40, 10,819,229.10 and 3,433,683.40 is: 5,150,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212,819.40 : 10,819,229.10 = 3,433,683.40 : x
  2. Step 2: Convert to fraction form
    7,212,819.40/10,819,229.10 = 3,433,683.40/x
  3. Step 3: Cross multiply
    7,212,819.40x = 10,819,229.10 × 3,433,683.40
  4. Step 4: Simplify right side
    7,212,819.40x = 37,149,807,361,466.94
  5. Step 5: Solve for x
    x = 37,149,807,361,466.94/7,212,819.40
  6. Step 6: Final answer
    x = 5,150,525.10

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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.