Home / 36,297,654.72-54,451,893.12-12,952,579.20

Finding the Fourth Proportional to 36,297,654.72, 54,451,893.12 and 12,952,579.20

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Solution

The fourth proportional to 36,297,654.72, 54,451,893.12 and 12,952,579.20 is: 19,430,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,297,654.72 : 54,451,893.12 = 12,952,579.20 : x
  2. Step 2: Convert to fraction form
    36,297,654.72/54,451,893.12 = 12,952,579.20/x
  3. Step 3: Cross multiply
    36,297,654.72x = 54,451,893.12 × 12,952,579.20
  4. Step 4: Simplify right side
    36,297,654.72x = 705,292,458,226,735
  5. Step 5: Solve for x
    x = 705,292,458,226,735/36,297,654.72
  6. Step 6: Final answer
    x = 19,430,799.69

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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.