Home / 13,576,932-18,736,691.04-7,465,229.28

Finding the Fourth Proportional to 13,576,932, 18,736,691.04 and 7,465,229.28

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Solution

The fourth proportional to 13,576,932, 18,736,691.04 and 7,465,229.28 is: 10,302,305.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,932 : 18,736,691.04 = 7,465,229.28 : x
  2. Step 2: Convert to fraction form
    13,576,932/18,736,691.04 = 7,465,229.28/x
  3. Step 3: Cross multiply
    13,576,932x = 18,736,691.04 × 7,465,229.28
  4. Step 4: Simplify right side
    13,576,932x = 139,873,694,562,121.66
  5. Step 5: Solve for x
    x = 139,873,694,562,121.66/13,576,932
  6. Step 6: Final answer
    x = 10,302,305.01

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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.