Home / 13,749,835.35-20,707,011.57-12,524,033.46

Finding the Fourth Proportional to 13,749,835.35, 20,707,011.57 and 12,524,033.46

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Solution

The fourth proportional to 13,749,835.35, 20,707,011.57 and 12,524,033.46 is: 18,860,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,749,835.35 : 20,707,011.57 = 12,524,033.46 : x
  2. Step 2: Convert to fraction form
    13,749,835.35/20,707,011.57 = 12,524,033.46/x
  3. Step 3: Cross multiply
    13,749,835.35x = 20,707,011.57 × 12,524,033.46
  4. Step 4: Simplify right side
    13,749,835.35x = 259,335,305,759,287.16
  5. Step 5: Solve for x
    x = 259,335,305,759,287.16/13,749,835.35
  6. Step 6: Final answer
    x = 18,860,975.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.