Home / 9,170,816.67-12,655,943.96-5,040,816.62

Finding the Fourth Proportional to 9,170,816.67, 12,655,943.96 and 5,040,816.62

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Solution

The fourth proportional to 9,170,816.67, 12,655,943.96 and 5,040,816.62 is: 6,956,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,816.67 : 12,655,943.96 = 5,040,816.62 : x
  2. Step 2: Convert to fraction form
    9,170,816.67/12,655,943.96 = 5,040,816.62/x
  3. Step 3: Cross multiply
    9,170,816.67x = 12,655,943.96 × 5,040,816.62
  4. Step 4: Simplify right side
    9,170,816.67x = 63,796,292,566,872.81
  5. Step 5: Solve for x
    x = 63,796,292,566,872.81/9,170,816.67
  6. Step 6: Final answer
    x = 6,956,446.18

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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.