Home / 5,447,614.80-7,517,465.90-3,122,840.64

Finding the Fourth Proportional to 5,447,614.80, 7,517,465.90 and 3,122,840.64

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Solution

The fourth proportional to 5,447,614.80, 7,517,465.90 and 3,122,840.64 is: 4,309,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,614.80 : 7,517,465.90 = 3,122,840.64 : x
  2. Step 2: Convert to fraction form
    5,447,614.80/7,517,465.90 = 3,122,840.64/x
  3. Step 3: Cross multiply
    5,447,614.80x = 7,517,465.90 × 3,122,840.64
  4. Step 4: Simplify right side
    5,447,614.80x = 23,475,847,995,553.32
  5. Step 5: Solve for x
    x = 23,475,847,995,553.32/5,447,614.80
  6. Step 6: Final answer
    x = 4,309,381.05

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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.