Home / 21,032,745.54-31,545,960.62-6,653,944.94

Finding the Fourth Proportional to 21,032,745.54, 31,545,960.62 and 6,653,944.94

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Solution

The fourth proportional to 21,032,745.54, 31,545,960.62 and 6,653,944.94 is: 9,979,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,745.54 : 31,545,960.62 = 6,653,944.94 : x
  2. Step 2: Convert to fraction form
    21,032,745.54/31,545,960.62 = 6,653,944.94/x
  3. Step 3: Cross multiply
    21,032,745.54x = 31,545,960.62 × 6,653,944.94
  4. Step 4: Simplify right side
    21,032,745.54x = 209,905,085,044,888.28
  5. Step 5: Solve for x
    x = 209,905,085,044,888.28/21,032,745.54
  6. Step 6: Final answer
    x = 9,979,918.44

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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.