Home / 9,619,679.24-13,274,474.48-5,488,742.42

Finding the Fourth Proportional to 9,619,679.24, 13,274,474.48 and 5,488,742.42

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Solution

The fourth proportional to 9,619,679.24, 13,274,474.48 and 5,488,742.42 is: 7,574,074.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,679.24 : 13,274,474.48 = 5,488,742.42 : x
  2. Step 2: Convert to fraction form
    9,619,679.24/13,274,474.48 = 5,488,742.42/x
  3. Step 3: Cross multiply
    9,619,679.24x = 13,274,474.48 × 5,488,742.42
  4. Step 4: Simplify right side
    9,619,679.24x = 72,860,171,181,583.44
  5. Step 5: Solve for x
    x = 72,860,171,181,583.44/9,619,679.24
  6. Step 6: Final answer
    x = 7,574,074.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.