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Finding the Fourth Proportional to 5,700,469.68, 7,866,655.68 and 3,086,978.16

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Solution

The fourth proportional to 5,700,469.68, 7,866,655.68 and 3,086,978.16 is: 4,260,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,700,469.68 : 7,866,655.68 = 3,086,978.16 : x
  2. Step 2: Convert to fraction form
    5,700,469.68/7,866,655.68 = 3,086,978.16/x
  3. Step 3: Cross multiply
    5,700,469.68x = 7,866,655.68 × 3,086,978.16
  4. Step 4: Simplify right side
    5,700,469.68x = 24,284,194,276,399.95
  5. Step 5: Solve for x
    x = 24,284,194,276,399.95/5,700,469.68
  6. Step 6: Final answer
    x = 4,260,033.93

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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.