Home / 18,597,800.88-27,896,662.44-5,134,590

Finding the Fourth Proportional to 18,597,800.88, 27,896,662.44 and 5,134,590

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Solution

The fourth proportional to 18,597,800.88, 27,896,662.44 and 5,134,590 is: 7,701,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597,800.88 : 27,896,662.44 = 5,134,590 : x
  2. Step 2: Convert to fraction form
    18,597,800.88/27,896,662.44 = 5,134,590/x
  3. Step 3: Cross multiply
    18,597,800.88x = 27,896,662.44 × 5,134,590
  4. Step 4: Simplify right side
    18,597,800.88x = 143,237,923,997,799.59
  5. Step 5: Solve for x
    x = 143,237,923,997,799.59/18,597,800.88
  6. Step 6: Final answer
    x = 7,701,874.27

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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.