Home / 9,170,817.67-12,655,945.34-5,040,817.62

Finding the Fourth Proportional to 9,170,817.67, 12,655,945.34 and 5,040,817.62

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Solution

The fourth proportional to 9,170,817.67, 12,655,945.34 and 5,040,817.62 is: 6,956,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,817.67 : 12,655,945.34 = 5,040,817.62 : x
  2. Step 2: Convert to fraction form
    9,170,817.67/12,655,945.34 = 5,040,817.62/x
  3. Step 3: Cross multiply
    9,170,817.67x = 12,655,945.34 × 5,040,817.62
  4. Step 4: Simplify right side
    9,170,817.67x = 63,796,312,267,628.89
  5. Step 5: Solve for x
    x = 63,796,312,267,628.89/9,170,817.67
  6. Step 6: Final answer
    x = 6,956,447.57

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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.