Home / 5,400,139.74-8,100,217.41-2,205,265.91

Finding the Fourth Proportional to 5,400,139.74, 8,100,217.41 and 2,205,265.91

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Solution

The fourth proportional to 5,400,139.74, 8,100,217.41 and 2,205,265.91 is: 3,307,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400,139.74 : 8,100,217.41 = 2,205,265.91 : x
  2. Step 2: Convert to fraction form
    5,400,139.74/8,100,217.41 = 2,205,265.91/x
  3. Step 3: Cross multiply
    5,400,139.74x = 8,100,217.41 × 2,205,265.91
  4. Step 4: Simplify right side
    5,400,139.74x = 17,863,133,277,360.41
  5. Step 5: Solve for x
    x = 17,863,133,277,360.41/5,400,139.74
  6. Step 6: Final answer
    x = 3,307,902.04

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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.