Home / 8,230,140.96-12,343,217.60-3,435,230.94

Finding the Fourth Proportional to 8,230,140.96, 12,343,217.60 and 3,435,230.94

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Solution

The fourth proportional to 8,230,140.96, 12,343,217.60 and 3,435,230.94 is: 5,152,014.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230,140.96 : 12,343,217.60 = 3,435,230.94 : x
  2. Step 2: Convert to fraction form
    8,230,140.96/12,343,217.60 = 3,435,230.94/x
  3. Step 3: Cross multiply
    8,230,140.96x = 12,343,217.60 × 3,435,230.94
  4. Step 4: Simplify right side
    8,230,140.96x = 42,401,802,998,672.54
  5. Step 5: Solve for x
    x = 42,401,802,998,672.54/8,230,140.96
  6. Step 6: Final answer
    x = 5,152,014.19

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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.