Home / 13,269,233.31-18,309,566.94-7,467,669.06

Finding the Fourth Proportional to 13,269,233.31, 18,309,566.94 and 7,467,669.06

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Solution

The fourth proportional to 13,269,233.31, 18,309,566.94 and 7,467,669.06 is: 10,304,271.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,233.31 : 18,309,566.94 = 7,467,669.06 : x
  2. Step 2: Convert to fraction form
    13,269,233.31/18,309,566.94 = 7,467,669.06/x
  3. Step 3: Cross multiply
    13,269,233.31x = 18,309,566.94 × 7,467,669.06
  4. Step 4: Simplify right side
    13,269,233.31x = 136,729,786,539,836.88
  5. Step 5: Solve for x
    x = 136,729,786,539,836.88/13,269,233.31
  6. Step 6: Final answer
    x = 10,304,271.80

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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.