Home / 27,902,896.80-41,855,657.40-8,734,279.20

Finding the Fourth Proportional to 27,902,896.80, 41,855,657.40 and 8,734,279.20

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Solution

The fourth proportional to 27,902,896.80, 41,855,657.40 and 8,734,279.20 is: 13,101,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,902,896.80 : 41,855,657.40 = 8,734,279.20 : x
  2. Step 2: Convert to fraction form
    27,902,896.80/41,855,657.40 = 8,734,279.20/x
  3. Step 3: Cross multiply
    27,902,896.80x = 41,855,657.40 × 8,734,279.20
  4. Step 4: Simplify right side
    27,902,896.80x = 365,578,997,831,146.06
  5. Step 5: Solve for x
    x = 365,578,997,831,146.06/27,902,896.80
  6. Step 6: Final answer
    x = 13,101,829.55

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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.