Home / 7,223,216.16-9,967,485.09-4,125,311.87

Finding the Fourth Proportional to 7,223,216.16, 9,967,485.09 and 4,125,311.87

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Solution

The fourth proportional to 7,223,216.16, 9,967,485.09 and 4,125,311.87 is: 5,692,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,216.16 : 9,967,485.09 = 4,125,311.87 : x
  2. Step 2: Convert to fraction form
    7,223,216.16/9,967,485.09 = 4,125,311.87/x
  3. Step 3: Cross multiply
    7,223,216.16x = 9,967,485.09 × 4,125,311.87
  4. Step 4: Simplify right side
    7,223,216.16x = 41,118,984,505,987.59
  5. Step 5: Solve for x
    x = 41,118,984,505,987.59/7,223,216.16
  6. Step 6: Final answer
    x = 5,692,614.42

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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.