Home / 11,506,103.46-15,881,139.86-6,614,163.54

Finding the Fourth Proportional to 11,506,103.46, 15,881,139.86 and 6,614,163.54

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Solution

The fourth proportional to 11,506,103.46, 15,881,139.86 and 6,614,163.54 is: 9,129,107.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506,103.46 : 15,881,139.86 = 6,614,163.54 : x
  2. Step 2: Convert to fraction form
    11,506,103.46/15,881,139.86 = 6,614,163.54/x
  3. Step 3: Cross multiply
    11,506,103.46x = 15,881,139.86 × 6,614,163.54
  4. Step 4: Simplify right side
    11,506,103.46x = 105,040,456,202,581.89
  5. Step 5: Solve for x
    x = 105,040,456,202,581.89/11,506,103.46
  6. Step 6: Final answer
    x = 9,129,107.57

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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.