Home / 13,320,272.80-19,968,162-4,798,525.24

Finding the Fourth Proportional to 13,320,272.80, 19,968,162 and 4,798,525.24

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Solution

The fourth proportional to 13,320,272.80, 19,968,162 and 4,798,525.24 is: 7,193,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,320,272.80 : 19,968,162 = 4,798,525.24 : x
  2. Step 2: Convert to fraction form
    13,320,272.80/19,968,162 = 4,798,525.24/x
  3. Step 3: Cross multiply
    13,320,272.80x = 19,968,162 × 4,798,525.24
  4. Step 4: Simplify right side
    13,320,272.80x = 95,817,729,353,408.89
  5. Step 5: Solve for x
    x = 95,817,729,353,408.89/13,320,272.80
  6. Step 6: Final answer
    x = 7,193,375.90

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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.