Home / 12,809,663.34-17,675,589.60-7,651,930.02

Finding the Fourth Proportional to 12,809,663.34, 17,675,589.60 and 7,651,930.02

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Solution

The fourth proportional to 12,809,663.34, 17,675,589.60 and 7,651,930.02 is: 10,558,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,809,663.34 : 17,675,589.60 = 7,651,930.02 : x
  2. Step 2: Convert to fraction form
    12,809,663.34/17,675,589.60 = 7,651,930.02/x
  3. Step 3: Cross multiply
    12,809,663.34x = 17,675,589.60 × 7,651,930.02
  4. Step 4: Simplify right side
    12,809,663.34x = 135,252,374,681,439.80
  5. Step 5: Solve for x
    x = 135,252,374,681,439.80/12,809,663.34
  6. Step 6: Final answer
    x = 10,558,620.56

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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.