Home / 13,003,933.98-17,945,428.59-7,203,089.46

Finding the Fourth Proportional to 13,003,933.98, 17,945,428.59 and 7,203,089.46

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Solution

The fourth proportional to 13,003,933.98, 17,945,428.59 and 7,203,089.46 is: 9,940,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003,933.98 : 17,945,428.59 = 7,203,089.46 : x
  2. Step 2: Convert to fraction form
    13,003,933.98/17,945,428.59 = 7,203,089.46/x
  3. Step 3: Cross multiply
    13,003,933.98x = 17,945,428.59 × 7,203,089.46
  4. Step 4: Simplify right side
    13,003,933.98x = 129,262,527,531,811.66
  5. Step 5: Solve for x
    x = 129,262,527,531,811.66/13,003,933.98
  6. Step 6: Final answer
    x = 9,940,263.29

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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.