Home / 6,505,709.73-8,977,932.59-3,605,149.05

Finding the Fourth Proportional to 6,505,709.73, 8,977,932.59 and 3,605,149.05

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Solution

The fourth proportional to 6,505,709.73, 8,977,932.59 and 3,605,149.05 is: 4,975,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505,709.73 : 8,977,932.59 = 3,605,149.05 : x
  2. Step 2: Convert to fraction form
    6,505,709.73/8,977,932.59 = 3,605,149.05/x
  3. Step 3: Cross multiply
    6,505,709.73x = 8,977,932.59 × 3,605,149.05
  4. Step 4: Simplify right side
    6,505,709.73x = 32,366,785,129,776.80
  5. Step 5: Solve for x
    x = 32,366,785,129,776.80/6,505,709.73
  6. Step 6: Final answer
    x = 4,975,135.15

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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.