Home / 5,422,474.92-8,130,932.44-2,865,065.16

Finding the Fourth Proportional to 5,422,474.92, 8,130,932.44 and 2,865,065.16

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Solution

The fourth proportional to 5,422,474.92, 8,130,932.44 and 2,865,065.16 is: 4,296,128.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,474.92 : 8,130,932.44 = 2,865,065.16 : x
  2. Step 2: Convert to fraction form
    5,422,474.92/8,130,932.44 = 2,865,065.16/x
  3. Step 3: Cross multiply
    5,422,474.92x = 8,130,932.44 × 2,865,065.16
  4. Step 4: Simplify right side
    5,422,474.92x = 23,295,651,252,157.79
  5. Step 5: Solve for x
    x = 23,295,651,252,157.79/5,422,474.92
  6. Step 6: Final answer
    x = 4,296,128.91

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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.