Home / 40,784,573.68-56,284,196.72-22,198,815.44

Finding the Fourth Proportional to 40,784,573.68, 56,284,196.72 and 22,198,815.44

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Solution

The fourth proportional to 40,784,573.68, 56,284,196.72 and 22,198,815.44 is: 30,635,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,784,573.68 : 56,284,196.72 = 22,198,815.44 : x
  2. Step 2: Convert to fraction form
    40,784,573.68/56,284,196.72 = 22,198,815.44/x
  3. Step 3: Cross multiply
    40,784,573.68x = 56,284,196.72 × 22,198,815.44
  4. Step 4: Simplify right side
    40,784,573.68x = 1,249,442,495,175,933.50
  5. Step 5: Solve for x
    x = 1,249,442,495,175,933.50/40,784,573.68
  6. Step 6: Final answer
    x = 30,635,173.61

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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.