Home / 19,143,415.46-28,691,175.26-9,561,468.62

Finding the Fourth Proportional to 19,143,415.46, 28,691,175.26 and 9,561,468.62

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Solution

The fourth proportional to 19,143,415.46, 28,691,175.26 and 9,561,468.62 is: 14,330,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,143,415.46 : 28,691,175.26 = 9,561,468.62 : x
  2. Step 2: Convert to fraction form
    19,143,415.46/28,691,175.26 = 9,561,468.62/x
  3. Step 3: Cross multiply
    19,143,415.46x = 28,691,175.26 × 9,561,468.62
  4. Step 4: Simplify right side
    19,143,415.46x = 274,329,771,919,410.34
  5. Step 5: Solve for x
    x = 274,329,771,919,410.34/19,143,415.46
  6. Step 6: Final answer
    x = 14,330,241.77

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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.