Home / 91,773,211.74-137,659,205.22-37,184,991.90

Finding the Fourth Proportional to 91,773,211.74, 137,659,205.22 and 37,184,991.90

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Solution

The fourth proportional to 91,773,211.74, 137,659,205.22 and 37,184,991.90 is: 55,777,239.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,773,211.74 : 137,659,205.22 = 37,184,991.90 : x
  2. Step 2: Convert to fraction form
    91,773,211.74/137,659,205.22 = 37,184,991.90/x
  3. Step 3: Cross multiply
    91,773,211.74x = 137,659,205.22 × 37,184,991.90
  4. Step 4: Simplify right side
    91,773,211.74x = 5,118,856,431,066,137
  5. Step 5: Solve for x
    x = 5,118,856,431,066,137/91,773,211.74
  6. Step 6: Final answer
    x = 55,777,239.72

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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.