Home / 8,789,873.31-13,188,598.94-4,745,558.09

Finding the Fourth Proportional to 8,789,873.31, 13,188,598.94 and 4,745,558.09

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Solution

The fourth proportional to 8,789,873.31, 13,188,598.94 and 4,745,558.09 is: 7,120,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789,873.31 : 13,188,598.94 = 4,745,558.09 : x
  2. Step 2: Convert to fraction form
    8,789,873.31/13,188,598.94 = 4,745,558.09/x
  3. Step 3: Cross multiply
    8,789,873.31x = 13,188,598.94 × 4,745,558.09
  4. Step 4: Simplify right side
    8,789,873.31x = 62,587,262,440,317.83
  5. Step 5: Solve for x
    x = 62,587,262,440,317.83/8,789,873.31
  6. Step 6: Final answer
    x = 7,120,382.77

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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.