Home / 7,164,814.12-9,887,345.00-4,067,310.43

Finding the Fourth Proportional to 7,164,814.12, 9,887,345.00 and 4,067,310.43

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Solution

The fourth proportional to 7,164,814.12, 9,887,345.00 and 4,067,310.43 is: 5,612,832.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,814.12 : 9,887,345.00 = 4,067,310.43 : x
  2. Step 2: Convert to fraction form
    7,164,814.12/9,887,345.00 = 4,067,310.43/x
  3. Step 3: Cross multiply
    7,164,814.12x = 9,887,345.00 × 4,067,310.43
  4. Step 4: Simplify right side
    7,164,814.12x = 40,214,901,450,783.39
  5. Step 5: Solve for x
    x = 40,214,901,450,783.39/7,164,814.12
  6. Step 6: Final answer
    x = 5,612,832.49

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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.