Home / 6,667,169.81-10,000,681.81-1,618,480.31

Finding the Fourth Proportional to 6,667,169.81, 10,000,681.81 and 1,618,480.31

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Solution

The fourth proportional to 6,667,169.81, 10,000,681.81 and 1,618,480.31 is: 2,427,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667,169.81 : 10,000,681.81 = 1,618,480.31 : x
  2. Step 2: Convert to fraction form
    6,667,169.81/10,000,681.81 = 1,618,480.31/x
  3. Step 3: Cross multiply
    6,667,169.81x = 10,000,681.81 × 1,618,480.31
  4. Step 4: Simplify right side
    6,667,169.81x = 16,185,906,542,010.55
  5. Step 5: Solve for x
    x = 16,185,906,542,010.55/6,667,169.81
  6. Step 6: Final answer
    x = 2,427,702.76

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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.