Home / 14,322,946.21-19,728,013.65-11,008,902.96

Finding the Fourth Proportional to 14,322,946.21, 19,728,013.65 and 11,008,902.96

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Solution

The fourth proportional to 14,322,946.21, 19,728,013.65 and 11,008,902.96 is: 15,163,345.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322,946.21 : 19,728,013.65 = 11,008,902.96 : x
  2. Step 2: Convert to fraction form
    14,322,946.21/19,728,013.65 = 11,008,902.96/x
  3. Step 3: Cross multiply
    14,322,946.21x = 19,728,013.65 × 11,008,902.96
  4. Step 4: Simplify right side
    14,322,946.21x = 217,183,787,866,405.41
  5. Step 5: Solve for x
    x = 217,183,787,866,405.41/14,322,946.21
  6. Step 6: Final answer
    x = 15,163,345.91

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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.