Home / 13,912,110.60-20,858,445.90-8,229,409.80

Finding the Fourth Proportional to 13,912,110.60, 20,858,445.90 and 8,229,409.80

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Solution

The fourth proportional to 13,912,110.60, 20,858,445.90 and 8,229,409.80 is: 12,338,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,912,110.60 : 20,858,445.90 = 8,229,409.80 : x
  2. Step 2: Convert to fraction form
    13,912,110.60/20,858,445.90 = 8,229,409.80/x
  3. Step 3: Cross multiply
    13,912,110.60x = 20,858,445.90 × 8,229,409.80
  4. Step 4: Simplify right side
    13,912,110.60x = 171,652,699,102,229.81
  5. Step 5: Solve for x
    x = 171,652,699,102,229.81/13,912,110.60
  6. Step 6: Final answer
    x = 12,338,365.04

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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.