Home / 47,690,971.80-71,583,920.10-22,137,768.60

Finding the Fourth Proportional to 47,690,971.80, 71,583,920.10 and 22,137,768.60

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Solution

The fourth proportional to 47,690,971.80, 71,583,920.10 and 22,137,768.60 is: 33,228,684.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,690,971.80 : 71,583,920.10 = 22,137,768.60 : x
  2. Step 2: Convert to fraction form
    47,690,971.80/71,583,920.10 = 22,137,768.60/x
  3. Step 3: Cross multiply
    47,690,971.80x = 71,583,920.10 × 22,137,768.60
  4. Step 4: Simplify right side
    47,690,971.80x = 1,584,708,258,654,688.75
  5. Step 5: Solve for x
    x = 1,584,708,258,654,688.75/47,690,971.80
  6. Step 6: Final answer
    x = 33,228,684.57

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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.