Home / 8,586,807.72-11,844,860.46-5,361,945

Finding the Fourth Proportional to 8,586,807.72, 11,844,860.46 and 5,361,945

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Solution

The fourth proportional to 8,586,807.72, 11,844,860.46 and 5,361,945 is: 7,396,402.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,807.72 : 11,844,860.46 = 5,361,945 : x
  2. Step 2: Convert to fraction form
    8,586,807.72/11,844,860.46 = 5,361,945/x
  3. Step 3: Cross multiply
    8,586,807.72x = 11,844,860.46 × 5,361,945
  4. Step 4: Simplify right side
    8,586,807.72x = 63,511,490,319,194.70
  5. Step 5: Solve for x
    x = 63,511,490,319,194.70/8,586,807.72
  6. Step 6: Final answer
    x = 7,396,402.99

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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.