Home / 13,401,787.26-20,090,637.81-5,309,304.06

Finding the Fourth Proportional to 13,401,787.26, 20,090,637.81 and 5,309,304.06

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Solution

The fourth proportional to 13,401,787.26, 20,090,637.81 and 5,309,304.06 is: 7,959,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,787.26 : 20,090,637.81 = 5,309,304.06 : x
  2. Step 2: Convert to fraction form
    13,401,787.26/20,090,637.81 = 5,309,304.06/x
  3. Step 3: Cross multiply
    13,401,787.26x = 20,090,637.81 × 5,309,304.06
  4. Step 4: Simplify right side
    13,401,787.26x = 106,667,304,892,622.50
  5. Step 5: Solve for x
    x = 106,667,304,892,622.50/13,401,787.26
  6. Step 6: Final answer
    x = 7,959,185.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.