Home / 8,626,834.96-12,939,785.88-2,643,220.24

Finding the Fourth Proportional to 8,626,834.96, 12,939,785.88 and 2,643,220.24

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Solution

The fourth proportional to 8,626,834.96, 12,939,785.88 and 2,643,220.24 is: 3,964,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626,834.96 : 12,939,785.88 = 2,643,220.24 : x
  2. Step 2: Convert to fraction form
    8,626,834.96/12,939,785.88 = 2,643,220.24/x
  3. Step 3: Cross multiply
    8,626,834.96x = 12,939,785.88 × 2,643,220.24
  4. Step 4: Simplify right side
    8,626,834.96x = 34,202,703,939,282.21
  5. Step 5: Solve for x
    x = 34,202,703,939,282.21/8,626,834.96
  6. Step 6: Final answer
    x = 3,964,687.41

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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.