Home / 21,054,495.78-31,537,687.50-16,933,544.64

Finding the Fourth Proportional to 21,054,495.78, 31,537,687.50 and 16,933,544.64

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Solution

The fourth proportional to 21,054,495.78, 31,537,687.50 and 16,933,544.64 is: 25,364,883.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,054,495.78 : 31,537,687.50 = 16,933,544.64 : x
  2. Step 2: Convert to fraction form
    21,054,495.78/31,537,687.50 = 16,933,544.64/x
  3. Step 3: Cross multiply
    21,054,495.78x = 31,537,687.50 × 16,933,544.64
  4. Step 4: Simplify right side
    21,054,495.78x = 534,044,839,123,620
  5. Step 5: Solve for x
    x = 534,044,839,123,620/21,054,495.78
  6. Step 6: Final answer
    x = 25,364,883.81

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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.