Home / 43,398,166.20-65,097,249.30-13,102,092.60

Finding the Fourth Proportional to 43,398,166.20, 65,097,249.30 and 13,102,092.60

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Solution

The fourth proportional to 43,398,166.20, 65,097,249.30 and 13,102,092.60 is: 19,653,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,398,166.20 : 65,097,249.30 = 13,102,092.60 : x
  2. Step 2: Convert to fraction form
    43,398,166.20/65,097,249.30 = 13,102,092.60/x
  3. Step 3: Cross multiply
    43,398,166.20x = 65,097,249.30 × 13,102,092.60
  4. Step 4: Simplify right side
    43,398,166.20x = 852,910,188,333,885.12
  5. Step 5: Solve for x
    x = 852,910,188,333,885.12/43,398,166.20
  6. Step 6: Final answer
    x = 19,653,138.90

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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.