Home / 41,040,404.40-61,529,502.60-20,860,129.20

Finding the Fourth Proportional to 41,040,404.40, 61,529,502.60 and 20,860,129.20

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Solution

The fourth proportional to 41,040,404.40, 61,529,502.60 and 20,860,129.20 is: 31,274,384.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,040,404.40 : 61,529,502.60 = 20,860,129.20 : x
  2. Step 2: Convert to fraction form
    41,040,404.40/61,529,502.60 = 20,860,129.20/x
  3. Step 3: Cross multiply
    41,040,404.40x = 61,529,502.60 × 20,860,129.20
  4. Step 4: Simplify right side
    41,040,404.40x = 1,283,513,373,847,736
  5. Step 5: Solve for x
    x = 1,283,513,373,847,736/41,040,404.40
  6. Step 6: Final answer
    x = 31,274,384.17

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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.