Home / 12,960,964.98-19,420,145.55-4,436,651.34

Finding the Fourth Proportional to 12,960,964.98, 19,420,145.55 and 4,436,651.34

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Solution

The fourth proportional to 12,960,964.98, 19,420,145.55 and 4,436,651.34 is: 6,647,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,964.98 : 19,420,145.55 = 4,436,651.34 : x
  2. Step 2: Convert to fraction form
    12,960,964.98/19,420,145.55 = 4,436,651.34/x
  3. Step 3: Cross multiply
    12,960,964.98x = 19,420,145.55 × 4,436,651.34
  4. Step 4: Simplify right side
    12,960,964.98x = 86,160,414,777,402.53
  5. Step 5: Solve for x
    x = 86,160,414,777,402.53/12,960,964.98
  6. Step 6: Final answer
    x = 6,647,685.18

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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.