Home / 7,108,686.88-9,809,958.35-3,845,493.56

Finding the Fourth Proportional to 7,108,686.88, 9,809,958.35 and 3,845,493.56

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Solution

The fourth proportional to 7,108,686.88, 9,809,958.35 and 3,845,493.56 is: 5,306,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,686.88 : 9,809,958.35 = 3,845,493.56 : x
  2. Step 2: Convert to fraction form
    7,108,686.88/9,809,958.35 = 3,845,493.56/x
  3. Step 3: Cross multiply
    7,108,686.88x = 9,809,958.35 × 3,845,493.56
  4. Step 4: Simplify right side
    7,108,686.88x = 37,724,131,676,353.11
  5. Step 5: Solve for x
    x = 37,724,131,676,353.11/7,108,686.88
  6. Step 6: Final answer
    x = 5,306,765.13

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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.