Home / 29,085,697.20-43,628,545.80-9,910,081.20

Finding the Fourth Proportional to 29,085,697.20, 43,628,545.80 and 9,910,081.20

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Solution

The fourth proportional to 29,085,697.20, 43,628,545.80 and 9,910,081.20 is: 14,865,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,085,697.20 : 43,628,545.80 = 9,910,081.20 : x
  2. Step 2: Convert to fraction form
    29,085,697.20/43,628,545.80 = 9,910,081.20/x
  3. Step 3: Cross multiply
    29,085,697.20x = 43,628,545.80 × 9,910,081.20
  4. Step 4: Simplify right side
    29,085,697.20x = 432,362,431,515,918.88
  5. Step 5: Solve for x
    x = 432,362,431,515,918.88/29,085,697.20
  6. Step 6: Final answer
    x = 14,865,121.80

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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.