Home / 7,134,431.40-10,683,932.40-5,717,255.40

Finding the Fourth Proportional to 7,134,431.40, 10,683,932.40 and 5,717,255.40

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Solution

The fourth proportional to 7,134,431.40, 10,683,932.40 and 5,717,255.40 is: 8,561,687.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134,431.40 : 10,683,932.40 = 5,717,255.40 : x
  2. Step 2: Convert to fraction form
    7,134,431.40/10,683,932.40 = 5,717,255.40/x
  3. Step 3: Cross multiply
    7,134,431.40x = 10,683,932.40 × 5,717,255.40
  4. Step 4: Simplify right side
    7,134,431.40x = 61,082,770,207,134.97
  5. Step 5: Solve for x
    x = 61,082,770,207,134.97/7,134,431.40
  6. Step 6: Final answer
    x = 8,561,687.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.