Home / 13,861,764.30-20,886,224.50-11,485,792.62

Finding the Fourth Proportional to 13,861,764.30, 20,886,224.50 and 11,485,792.62

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Solution

The fourth proportional to 13,861,764.30, 20,886,224.50 and 11,485,792.62 is: 17,306,227.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861,764.30 : 20,886,224.50 = 11,485,792.62 : x
  2. Step 2: Convert to fraction form
    13,861,764.30/20,886,224.50 = 11,485,792.62/x
  3. Step 3: Cross multiply
    13,861,764.30x = 20,886,224.50 × 11,485,792.62
  4. Step 4: Simplify right side
    13,861,764.30x = 239,894,843,236,120.41
  5. Step 5: Solve for x
    x = 239,894,843,236,120.41/13,861,764.30
  6. Step 6: Final answer
    x = 17,306,227.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.