Home / 5,360,622.80-8,040,934.20-5,111,790.80

Finding the Fourth Proportional to 5,360,622.80, 8,040,934.20 and 5,111,790.80

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Solution

The fourth proportional to 5,360,622.80, 8,040,934.20 and 5,111,790.80 is: 7,667,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360,622.80 : 8,040,934.20 = 5,111,790.80 : x
  2. Step 2: Convert to fraction form
    5,360,622.80/8,040,934.20 = 5,111,790.80/x
  3. Step 3: Cross multiply
    5,360,622.80x = 8,040,934.20 × 5,111,790.80
  4. Step 4: Simplify right side
    5,360,622.80x = 41,103,573,466,965.36
  5. Step 5: Solve for x
    x = 41,103,573,466,965.36/5,360,622.80
  6. Step 6: Final answer
    x = 7,667,686.20

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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.