Home / 57,840,956.20-79,820,512.86-33,061,672.72

Finding the Fourth Proportional to 57,840,956.20, 79,820,512.86 and 33,061,672.72

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Solution

The fourth proportional to 57,840,956.20, 79,820,512.86 and 33,061,672.72 is: 45,625,104.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,840,956.20 : 79,820,512.86 = 33,061,672.72 : x
  2. Step 2: Convert to fraction form
    57,840,956.20/79,820,512.86 = 33,061,672.72/x
  3. Step 3: Cross multiply
    57,840,956.20x = 79,820,512.86 × 33,061,672.72
  4. Step 4: Simplify right side
    57,840,956.20x = 2,638,999,672,519,871
  5. Step 5: Solve for x
    x = 2,638,999,672,519,871/57,840,956.20
  6. Step 6: Final answer
    x = 45,625,104.53

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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.