Home / 14,656,873.92-21,962,891.16-7,834,418.88

Finding the Fourth Proportional to 14,656,873.92, 21,962,891.16 and 7,834,418.88

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Solution

The fourth proportional to 14,656,873.92, 21,962,891.16 and 7,834,418.88 is: 11,739,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,873.92 : 21,962,891.16 = 7,834,418.88 : x
  2. Step 2: Convert to fraction form
    14,656,873.92/21,962,891.16 = 7,834,418.88/x
  3. Step 3: Cross multiply
    14,656,873.92x = 21,962,891.16 × 7,834,418.88
  4. Step 4: Simplify right side
    14,656,873.92x = 172,066,489,163,289.09
  5. Step 5: Solve for x
    x = 172,066,489,163,289.09/14,656,873.92
  6. Step 6: Final answer
    x = 11,739,644.49

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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.