Home / 5,426,336.37-7,487,871.91-2,978,937.57

Finding the Fourth Proportional to 5,426,336.37, 7,487,871.91 and 2,978,937.57

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Solution

The fourth proportional to 5,426,336.37, 7,487,871.91 and 2,978,937.57 is: 4,110,674.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,336.37 : 7,487,871.91 = 2,978,937.57 : x
  2. Step 2: Convert to fraction form
    5,426,336.37/7,487,871.91 = 2,978,937.57/x
  3. Step 3: Cross multiply
    5,426,336.37x = 7,487,871.91 × 2,978,937.57
  4. Step 4: Simplify right side
    5,426,336.37x = 22,305,902,952,046.66
  5. Step 5: Solve for x
    x = 22,305,902,952,046.66/5,426,336.37
  6. Step 6: Final answer
    x = 4,110,674.58

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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.