Home / 8,326,979.20-11,490,591.72-5,063,346.64

Finding the Fourth Proportional to 8,326,979.20, 11,490,591.72 and 5,063,346.64

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Solution

The fourth proportional to 8,326,979.20, 11,490,591.72 and 5,063,346.64 is: 6,987,029.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326,979.20 : 11,490,591.72 = 5,063,346.64 : x
  2. Step 2: Convert to fraction form
    8,326,979.20/11,490,591.72 = 5,063,346.64/x
  3. Step 3: Cross multiply
    8,326,979.20x = 11,490,591.72 × 5,063,346.64
  4. Step 4: Simplify right side
    8,326,979.20x = 58,180,848,977,073.82
  5. Step 5: Solve for x
    x = 58,180,848,977,073.82/8,326,979.20
  6. Step 6: Final answer
    x = 6,987,029.46

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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.