Home / 38,485,697.66-57,728,064.79-9,339,778.07

Finding the Fourth Proportional to 38,485,697.66, 57,728,064.79 and 9,339,778.07

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Solution

The fourth proportional to 38,485,697.66, 57,728,064.79 and 9,339,778.07 is: 14,009,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,485,697.66 : 57,728,064.79 = 9,339,778.07 : x
  2. Step 2: Convert to fraction form
    38,485,697.66/57,728,064.79 = 9,339,778.07/x
  3. Step 3: Cross multiply
    38,485,697.66x = 57,728,064.79 × 9,339,778.07
  4. Step 4: Simplify right side
    38,485,697.66x = 539,167,313,213,841.88
  5. Step 5: Solve for x
    x = 539,167,313,213,841.88/38,485,697.66
  6. Step 6: Final answer
    x = 14,009,550.20

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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.