Home / 17,997,876.28-27,000,780.20-5,218,914.52

Finding the Fourth Proportional to 17,997,876.28, 27,000,780.20 and 5,218,914.52

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Solution

The fourth proportional to 17,997,876.28, 27,000,780.20 and 5,218,914.52 is: 7,829,521.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997,876.28 : 27,000,780.20 = 5,218,914.52 : x
  2. Step 2: Convert to fraction form
    17,997,876.28/27,000,780.20 = 5,218,914.52/x
  3. Step 3: Cross multiply
    17,997,876.28x = 27,000,780.20 × 5,218,914.52
  4. Step 4: Simplify right side
    17,997,876.28x = 140,914,763,837,108.50
  5. Step 5: Solve for x
    x = 140,914,763,837,108.50/17,997,876.28
  6. Step 6: Final answer
    x = 7,829,521.75

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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.