Home / 7,447,573.17-11,171,343.24-1,982,669.34

Finding the Fourth Proportional to 7,447,573.17, 11,171,343.24 and 1,982,669.34

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Solution

The fourth proportional to 7,447,573.17, 11,171,343.24 and 1,982,669.34 is: 2,973,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,573.17 : 11,171,343.24 = 1,982,669.34 : x
  2. Step 2: Convert to fraction form
    7,447,573.17/11,171,343.24 = 1,982,669.34/x
  3. Step 3: Cross multiply
    7,447,573.17x = 11,171,343.24 × 1,982,669.34
  4. Step 4: Simplify right side
    7,447,573.17x = 22,149,079,728,564.26
  5. Step 5: Solve for x
    x = 22,149,079,728,564.26/7,447,573.17
  6. Step 6: Final answer
    x = 2,973,999.61

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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.