Home / 13,432,896.80-20,149,345.20-8,058,125.60

Finding the Fourth Proportional to 13,432,896.80, 20,149,345.20 and 8,058,125.60

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Solution

The fourth proportional to 13,432,896.80, 20,149,345.20 and 8,058,125.60 is: 12,087,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,896.80 : 20,149,345.20 = 8,058,125.60 : x
  2. Step 2: Convert to fraction form
    13,432,896.80/20,149,345.20 = 8,058,125.60/x
  3. Step 3: Cross multiply
    13,432,896.80x = 20,149,345.20 × 8,058,125.60
  4. Step 4: Simplify right side
    13,432,896.80x = 162,365,954,379,357.09
  5. Step 5: Solve for x
    x = 162,365,954,379,357.09/13,432,896.80
  6. Step 6: Final answer
    x = 12,087,188.40

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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.