Home / 13,185,243.94-18,195,211.24-7,304,636.04

Finding the Fourth Proportional to 13,185,243.94, 18,195,211.24 and 7,304,636.04

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Solution

The fourth proportional to 13,185,243.94, 18,195,211.24 and 7,304,636.04 is: 10,080,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,185,243.94 : 18,195,211.24 = 7,304,636.04 : x
  2. Step 2: Convert to fraction form
    13,185,243.94/18,195,211.24 = 7,304,636.04/x
  3. Step 3: Cross multiply
    13,185,243.94x = 18,195,211.24 × 7,304,636.04
  4. Step 4: Simplify right side
    13,185,243.94x = 132,909,395,794,953.30
  5. Step 5: Solve for x
    x = 132,909,395,794,953.30/13,185,243.94
  6. Step 6: Final answer
    x = 10,080,162.07

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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.