Home / 6,926,921.64-9,559,576.26-3,871,379.88

Finding the Fourth Proportional to 6,926,921.64, 9,559,576.26 and 3,871,379.88

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Solution

The fourth proportional to 6,926,921.64, 9,559,576.26 and 3,871,379.88 is: 5,342,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926,921.64 : 9,559,576.26 = 3,871,379.88 : x
  2. Step 2: Convert to fraction form
    6,926,921.64/9,559,576.26 = 3,871,379.88/x
  3. Step 3: Cross multiply
    6,926,921.64x = 9,559,576.26 × 3,871,379.88
  4. Step 4: Simplify right side
    6,926,921.64x = 37,008,751,194,289.65
  5. Step 5: Solve for x
    x = 37,008,751,194,289.65/6,926,921.64
  6. Step 6: Final answer
    x = 5,342,741.43

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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.