Home / 30,491,733.85-45,737,599.62-8,926,335.53

Finding the Fourth Proportional to 30,491,733.85, 45,737,599.62 and 8,926,335.53

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Solution

The fourth proportional to 30,491,733.85, 45,737,599.62 and 8,926,335.53 is: 13,389,502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,491,733.85 : 45,737,599.62 = 8,926,335.53 : x
  2. Step 2: Convert to fraction form
    30,491,733.85/45,737,599.62 = 8,926,335.53/x
  3. Step 3: Cross multiply
    30,491,733.85x = 45,737,599.62 × 8,926,335.53
  4. Step 4: Simplify right side
    30,491,733.85x = 408,269,160,544,920.44
  5. Step 5: Solve for x
    x = 408,269,160,544,920.44/30,491,733.85
  6. Step 6: Final answer
    x = 13,389,502.96

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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.