Home / 20,294,493.80-30,438,500.23-5,914,197.89

Finding the Fourth Proportional to 20,294,493.80, 30,438,500.23 and 5,914,197.89

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Solution

The fourth proportional to 20,294,493.80, 30,438,500.23 and 5,914,197.89 is: 8,870,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,294,493.80 : 30,438,500.23 = 5,914,197.89 : x
  2. Step 2: Convert to fraction form
    20,294,493.80/30,438,500.23 = 5,914,197.89/x
  3. Step 3: Cross multiply
    20,294,493.80x = 30,438,500.23 × 5,914,197.89
  4. Step 4: Simplify right side
    20,294,493.80x = 180,019,313,653,267.03
  5. Step 5: Solve for x
    x = 180,019,313,653,267.03/20,294,493.80
  6. Step 6: Final answer
    x = 8,870,352.49

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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.