Home / 6,758,919.40-10,138,291.62-1,641,391.24

Finding the Fourth Proportional to 6,758,919.40, 10,138,291.62 and 1,641,391.24

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Solution

The fourth proportional to 6,758,919.40, 10,138,291.62 and 1,641,391.24 is: 2,462,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758,919.40 : 10,138,291.62 = 1,641,391.24 : x
  2. Step 2: Convert to fraction form
    6,758,919.40/10,138,291.62 = 1,641,391.24/x
  3. Step 3: Cross multiply
    6,758,919.40x = 10,138,291.62 × 1,641,391.24
  4. Step 4: Simplify right side
    6,758,919.40x = 16,640,903,053,633.41
  5. Step 5: Solve for x
    x = 16,640,903,053,633.41/6,758,919.40
  6. Step 6: Final answer
    x = 2,462,065.62

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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.