Home / 22,677,151.92-31,297,126.44-12,889,067.43

Finding the Fourth Proportional to 22,677,151.92, 31,297,126.44 and 12,889,067.43

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Solution

The fourth proportional to 22,677,151.92, 31,297,126.44 and 12,889,067.43 is: 17,788,423.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677,151.92 : 31,297,126.44 = 12,889,067.43 : x
  2. Step 2: Convert to fraction form
    22,677,151.92/31,297,126.44 = 12,889,067.43/x
  3. Step 3: Cross multiply
    22,677,151.92x = 31,297,126.44 × 12,889,067.43
  4. Step 4: Simplify right side
    22,677,151.92x = 403,390,772,907,707.69
  5. Step 5: Solve for x
    x = 403,390,772,907,707.69/22,677,151.92
  6. Step 6: Final answer
    x = 17,788,423.09

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1.5x scale

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.