Home / 72,505,605.12-100,046,027.52-41,560,080

Finding the Fourth Proportional to 72,505,605.12, 100,046,027.52 and 41,560,080

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Solution

The fourth proportional to 72,505,605.12, 100,046,027.52 and 41,560,080 is: 57,346,199.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,505,605.12 : 100,046,027.52 = 41,560,080 : x
  2. Step 2: Convert to fraction form
    72,505,605.12/100,046,027.52 = 41,560,080/x
  3. Step 3: Cross multiply
    72,505,605.12x = 100,046,027.52 × 41,560,080
  4. Step 4: Simplify right side
    72,505,605.12x = 4,157,920,907,413,401.50
  5. Step 5: Solve for x
    x = 4,157,920,907,413,401.50/72,505,605.12
  6. Step 6: Final answer
    x = 57,346,199.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.