Home / 20,971,640.41-31,458,581.62-6,595,829.21

Finding the Fourth Proportional to 20,971,640.41, 31,458,581.62 and 6,595,829.21

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Solution

The fourth proportional to 20,971,640.41, 31,458,581.62 and 6,595,829.21 is: 9,894,096.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,971,640.41 : 31,458,581.62 = 6,595,829.21 : x
  2. Step 2: Convert to fraction form
    20,971,640.41/31,458,581.62 = 6,595,829.21/x
  3. Step 3: Cross multiply
    20,971,640.41x = 31,458,581.62 × 6,595,829.21
  4. Step 4: Simplify right side
    20,971,640.41x = 207,495,431,616,522
  5. Step 5: Solve for x
    x = 207,495,431,616,522/20,971,640.41
  6. Step 6: Final answer
    x = 9,894,096.39

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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.