Home / 21,904,910.80-32,876,028.60-9,793,013.20

Finding the Fourth Proportional to 21,904,910.80, 32,876,028.60 and 9,793,013.20

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Solution

The fourth proportional to 21,904,910.80, 32,876,028.60 and 9,793,013.20 is: 14,697,863.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904,910.80 : 32,876,028.60 = 9,793,013.20 : x
  2. Step 2: Convert to fraction form
    21,904,910.80/32,876,028.60 = 9,793,013.20/x
  3. Step 3: Cross multiply
    21,904,910.80x = 32,876,028.60 × 9,793,013.20
  4. Step 4: Simplify right side
    21,904,910.80x = 321,955,382,043,377.50
  5. Step 5: Solve for x
    x = 321,955,382,043,377.50/21,904,910.80
  6. Step 6: Final answer
    x = 14,697,863.19

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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.