Home / 8,267,778.71-11,410,173.72-4,960,196.87

Finding the Fourth Proportional to 8,267,778.71, 11,410,173.72 and 4,960,196.87

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Solution

The fourth proportional to 8,267,778.71, 11,410,173.72 and 4,960,196.87 is: 6,845,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267,778.71 : 11,410,173.72 = 4,960,196.87 : x
  2. Step 2: Convert to fraction form
    8,267,778.71/11,410,173.72 = 4,960,196.87/x
  3. Step 3: Cross multiply
    8,267,778.71x = 11,410,173.72 × 4,960,196.87
  4. Step 4: Simplify right side
    8,267,778.71x = 56,596,707,972,100.26
  5. Step 5: Solve for x
    x = 56,596,707,972,100.26/8,267,778.71
  6. Step 6: Final answer
    x = 6,845,455.10

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1.5x scale

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.