Home / 43,770,179.10-65,677,979.27-19,503,461.96

Finding the Fourth Proportional to 43,770,179.10, 65,677,979.27 and 19,503,461.96

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Solution

The fourth proportional to 43,770,179.10, 65,677,979.27 and 19,503,461.96 is: 29,265,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,770,179.10 : 65,677,979.27 = 19,503,461.96 : x
  2. Step 2: Convert to fraction form
    43,770,179.10/65,677,979.27 = 19,503,461.96/x
  3. Step 3: Cross multiply
    43,770,179.10x = 65,677,979.27 × 19,503,461.96
  4. Step 4: Simplify right side
    43,770,179.10x = 1,280,947,970,302,113.75
  5. Step 5: Solve for x
    x = 1,280,947,970,302,113.75/43,770,179.10
  6. Step 6: Final answer
    x = 29,265,312.52

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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.