Home / 76,381,690.20-105,408,958.38-41,576,625.24

Finding the Fourth Proportional to 76,381,690.20, 105,408,958.38 and 41,576,625.24

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Solution

The fourth proportional to 76,381,690.20, 105,408,958.38 and 41,576,625.24 is: 57,376,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,381,690.20 : 105,408,958.38 = 41,576,625.24 : x
  2. Step 2: Convert to fraction form
    76,381,690.20/105,408,958.38 = 41,576,625.24/x
  3. Step 3: Cross multiply
    76,381,690.20x = 105,408,958.38 × 41,576,625.24
  4. Step 4: Simplify right side
    76,381,690.20x = 4,382,548,759,504,017.50
  5. Step 5: Solve for x
    x = 4,382,548,759,504,017.50/76,381,690.20
  6. Step 6: Final answer
    x = 57,376,954.45

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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.