Home / 81,940,054.20-122,894,334.90-24,434,201.40

Finding the Fourth Proportional to 81,940,054.20, 122,894,334.90 and 24,434,201.40

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Solution

The fourth proportional to 81,940,054.20, 122,894,334.90 and 24,434,201.40 is: 36,646,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,940,054.20 : 122,894,334.90 = 24,434,201.40 : x
  2. Step 2: Convert to fraction form
    81,940,054.20/122,894,334.90 = 24,434,201.40/x
  3. Step 3: Cross multiply
    81,940,054.20x = 122,894,334.90 × 24,434,201.40
  4. Step 4: Simplify right side
    81,940,054.20x = 3,002,824,929,865,649
  5. Step 5: Solve for x
    x = 3,002,824,929,865,649/81,940,054.20
  6. Step 6: Final answer
    x = 36,646,606.59

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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.