Home / 31,824,900.83-43,910,702.07-18,586,570.25

Finding the Fourth Proportional to 31,824,900.83, 43,910,702.07 and 18,586,570.25

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Solution

The fourth proportional to 31,824,900.83, 43,910,702.07 and 18,586,570.25 is: 25,644,992.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,824,900.83 : 43,910,702.07 = 18,586,570.25 : x
  2. Step 2: Convert to fraction form
    31,824,900.83/43,910,702.07 = 18,586,570.25/x
  3. Step 3: Cross multiply
    31,824,900.83x = 43,910,702.07 × 18,586,570.25
  4. Step 4: Simplify right side
    31,824,900.83x = 816,149,348,750,875.38
  5. Step 5: Solve for x
    x = 816,149,348,750,875.38/31,824,900.83
  6. Step 6: Final answer
    x = 25,644,992.68

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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.