Home / 36,508,467.72-50,379,689.48-19,985,395.88

Finding the Fourth Proportional to 36,508,467.72, 50,379,689.48 and 19,985,395.88

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Solution

The fourth proportional to 36,508,467.72, 50,379,689.48 and 19,985,395.88 is: 27,578,753.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,508,467.72 : 50,379,689.48 = 19,985,395.88 : x
  2. Step 2: Convert to fraction form
    36,508,467.72/50,379,689.48 = 19,985,395.88/x
  3. Step 3: Cross multiply
    36,508,467.72x = 50,379,689.48 × 19,985,395.88
  4. Step 4: Simplify right side
    36,508,467.72x = 1,006,858,038,595,293.62
  5. Step 5: Solve for x
    x = 1,006,858,038,595,293.62/36,508,467.72
  6. Step 6: Final answer
    x = 27,578,753.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.