Home / 11,903,943.74-17,858,213.85-5,080,417.34

Finding the Fourth Proportional to 11,903,943.74, 17,858,213.85 and 5,080,417.34

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Solution

The fourth proportional to 11,903,943.74, 17,858,213.85 and 5,080,417.34 is: 7,621,606.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903,943.74 : 17,858,213.85 = 5,080,417.34 : x
  2. Step 2: Convert to fraction form
    11,903,943.74/17,858,213.85 = 5,080,417.34/x
  3. Step 3: Cross multiply
    11,903,943.74x = 17,858,213.85 × 5,080,417.34
  4. Step 4: Simplify right side
    11,903,943.74x = 90,727,179,304,968.16
  5. Step 5: Solve for x
    x = 90,727,179,304,968.16/11,903,943.74
  6. Step 6: Final answer
    x = 7,621,606.86

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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.