Home / 36,755,064.60-55,048,616.10-21,638,520.60

Finding the Fourth Proportional to 36,755,064.60, 55,048,616.10 and 21,638,520.60

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Solution

The fourth proportional to 36,755,064.60, 55,048,616.10 and 21,638,520.60 is: 32,408,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,755,064.60 : 55,048,616.10 = 21,638,520.60 : x
  2. Step 2: Convert to fraction form
    36,755,064.60/55,048,616.10 = 21,638,520.60/x
  3. Step 3: Cross multiply
    36,755,064.60x = 55,048,616.10 × 21,638,520.60
  4. Step 4: Simplify right side
    36,755,064.60x = 1,191,170,613,481,341.75
  5. Step 5: Solve for x
    x = 1,191,170,613,481,341.75/36,755,064.60
  6. Step 6: Final answer
    x = 32,408,339.54

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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.