Home / 9,190,535.10-13,786,321.05-2,800,995.90

Finding the Fourth Proportional to 9,190,535.10, 13,786,321.05 and 2,800,995.90

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Solution

The fourth proportional to 9,190,535.10, 13,786,321.05 and 2,800,995.90 is: 4,201,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190,535.10 : 13,786,321.05 = 2,800,995.90 : x
  2. Step 2: Convert to fraction form
    9,190,535.10/13,786,321.05 = 2,800,995.90/x
  3. Step 3: Cross multiply
    9,190,535.10x = 13,786,321.05 × 2,800,995.90
  4. Step 4: Simplify right side
    9,190,535.10x = 38,615,428,737,133.70
  5. Step 5: Solve for x
    x = 38,615,428,737,133.70/9,190,535.10
  6. Step 6: Final answer
    x = 4,201,651.84

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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.