Home / 5,478,086.64-7,560,797.40-3,670,391.28

Finding the Fourth Proportional to 5,478,086.64, 7,560,797.40 and 3,670,391.28

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Solution

The fourth proportional to 5,478,086.64, 7,560,797.40 and 3,670,391.28 is: 5,065,835.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,086.64 : 7,560,797.40 = 3,670,391.28 : x
  2. Step 2: Convert to fraction form
    5,478,086.64/7,560,797.40 = 3,670,391.28/x
  3. Step 3: Cross multiply
    5,478,086.64x = 7,560,797.40 × 3,670,391.28
  4. Step 4: Simplify right side
    5,478,086.64x = 27,751,084,846,806.67
  5. Step 5: Solve for x
    x = 27,751,084,846,806.67/5,478,086.64
  6. Step 6: Final answer
    x = 5,065,835.33

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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.