Home / 14,021,525.73-19,352,934.01-8,222,175.82

Finding the Fourth Proportional to 14,021,525.73, 19,352,934.01 and 8,222,175.82

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Solution

The fourth proportional to 14,021,525.73, 19,352,934.01 and 8,222,175.82 is: 11,348,495.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,525.73 : 19,352,934.01 = 8,222,175.82 : x
  2. Step 2: Convert to fraction form
    14,021,525.73/19,352,934.01 = 8,222,175.82/x
  3. Step 3: Cross multiply
    14,021,525.73x = 19,352,934.01 × 8,222,175.82
  4. Step 4: Simplify right side
    14,021,525.73x = 159,123,226,097,546.53
  5. Step 5: Solve for x
    x = 159,123,226,097,546.53/14,021,525.73
  6. Step 6: Final answer
    x = 11,348,495.81

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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.