Home / 17,997,874.78-27,000,777.93-5,218,913.02

Finding the Fourth Proportional to 17,997,874.78, 27,000,777.93 and 5,218,913.02

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Solution

The fourth proportional to 17,997,874.78, 27,000,777.93 and 5,218,913.02 is: 7,829,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997,874.78 : 27,000,777.93 = 5,218,913.02 : x
  2. Step 2: Convert to fraction form
    17,997,874.78/27,000,777.93 = 5,218,913.02/x
  3. Step 3: Cross multiply
    17,997,874.78x = 27,000,777.93 × 5,218,913.02
  4. Step 4: Simplify right side
    17,997,874.78x = 140,914,711,489,005.62
  5. Step 5: Solve for x
    x = 140,914,711,489,005.62/17,997,874.78
  6. Step 6: Final answer
    x = 7,829,519.50

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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.