Home / 20,244,872.96-30,367,661.28-7,458,796.16

Finding the Fourth Proportional to 20,244,872.96, 30,367,661.28 and 7,458,796.16

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Solution

The fourth proportional to 20,244,872.96, 30,367,661.28 and 7,458,796.16 is: 11,188,323.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244,872.96 : 30,367,661.28 = 7,458,796.16 : x
  2. Step 2: Convert to fraction form
    20,244,872.96/30,367,661.28 = 7,458,796.16/x
  3. Step 3: Cross multiply
    20,244,872.96x = 30,367,661.28 × 7,458,796.16
  4. Step 4: Simplify right side
    20,244,872.96x = 226,506,195,343,444.69
  5. Step 5: Solve for x
    x = 226,506,195,343,444.69/20,244,872.96
  6. Step 6: Final answer
    x = 11,188,323.87

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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.