Home / 14,473,172.34-19,965,438.94-11,722,965.16

Finding the Fourth Proportional to 14,473,172.34, 19,965,438.94 and 11,722,965.16

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Solution

The fourth proportional to 14,473,172.34, 19,965,438.94 and 11,722,965.16 is: 16,171,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,473,172.34 : 19,965,438.94 = 11,722,965.16 : x
  2. Step 2: Convert to fraction form
    14,473,172.34/19,965,438.94 = 11,722,965.16/x
  3. Step 3: Cross multiply
    14,473,172.34x = 19,965,438.94 × 11,722,965.16
  4. Step 4: Simplify right side
    14,473,172.34x = 234,054,145,097,727.34
  5. Step 5: Solve for x
    x = 234,054,145,097,727.34/14,473,172.34
  6. Step 6: Final answer
    x = 16,171,585.58

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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.