Home / 7,211,723.67-9,952,180.16-3,948,539.04

Finding the Fourth Proportional to 7,211,723.67, 9,952,180.16 and 3,948,539.04

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Solution

The fourth proportional to 7,211,723.67, 9,952,180.16 and 3,948,539.04 is: 5,448,984.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,723.67 : 9,952,180.16 = 3,948,539.04 : x
  2. Step 2: Convert to fraction form
    7,211,723.67/9,952,180.16 = 3,948,539.04/x
  3. Step 3: Cross multiply
    7,211,723.67x = 9,952,180.16 × 3,948,539.04
  4. Step 4: Simplify right side
    7,211,723.67x = 39,296,571,875,130.75
  5. Step 5: Solve for x
    x = 39,296,571,875,130.75/7,211,723.67
  6. Step 6: Final answer
    x = 5,448,984.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.