Home / 15,113,326.72-20,856,396.48-8,586,964.75

Finding the Fourth Proportional to 15,113,326.72, 20,856,396.48 and 8,586,964.75

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Solution

The fourth proportional to 15,113,326.72, 20,856,396.48 and 8,586,964.75 is: 11,850,014.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113,326.72 : 20,856,396.48 = 8,586,964.75 : x
  2. Step 2: Convert to fraction form
    15,113,326.72/20,856,396.48 = 8,586,964.75/x
  3. Step 3: Cross multiply
    15,113,326.72x = 20,856,396.48 × 8,586,964.75
  4. Step 4: Simplify right side
    15,113,326.72x = 179,093,141,385,784.09
  5. Step 5: Solve for x
    x = 179,093,141,385,784.09/15,113,326.72
  6. Step 6: Final answer
    x = 11,850,014.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.