Home / 14,268,895.71-19,691,016.98-8,472,449.04

Finding the Fourth Proportional to 14,268,895.71, 19,691,016.98 and 8,472,449.04

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Solution

The fourth proportional to 14,268,895.71, 19,691,016.98 and 8,472,449.04 is: 11,691,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268,895.71 : 19,691,016.98 = 8,472,449.04 : x
  2. Step 2: Convert to fraction form
    14,268,895.71/19,691,016.98 = 8,472,449.04/x
  3. Step 3: Cross multiply
    14,268,895.71x = 19,691,016.98 × 8,472,449.04
  4. Step 4: Simplify right side
    14,268,895.71x = 166,831,137,792,621.16
  5. Step 5: Solve for x
    x = 166,831,137,792,621.16/14,268,895.71
  6. Step 6: Final answer
    x = 11,691,944.58

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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.