Home / 13,860,300.68-20,788,862.60-3,626,148.06

Finding the Fourth Proportional to 13,860,300.68, 20,788,862.60 and 3,626,148.06

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Solution

The fourth proportional to 13,860,300.68, 20,788,862.60 and 3,626,148.06 is: 5,438,806.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,300.68 : 20,788,862.60 = 3,626,148.06 : x
  2. Step 2: Convert to fraction form
    13,860,300.68/20,788,862.60 = 3,626,148.06/x
  3. Step 3: Cross multiply
    13,860,300.68x = 20,788,862.60 × 3,626,148.06
  4. Step 4: Simplify right side
    13,860,300.68x = 75,383,493,786,596.56
  5. Step 5: Solve for x
    x = 75,383,493,786,596.56/13,860,300.68
  6. Step 6: Final answer
    x = 5,438,806.53

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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.