Home / 36,190,882.40-54,286,323.60-21,830,165.60

Finding the Fourth Proportional to 36,190,882.40, 54,286,323.60 and 21,830,165.60

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Solution

The fourth proportional to 36,190,882.40, 54,286,323.60 and 21,830,165.60 is: 32,745,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190,882.40 : 54,286,323.60 = 21,830,165.60 : x
  2. Step 2: Convert to fraction form
    36,190,882.40/54,286,323.60 = 21,830,165.60/x
  3. Step 3: Cross multiply
    36,190,882.40x = 54,286,323.60 × 21,830,165.60
  4. Step 4: Simplify right side
    36,190,882.40x = 1,185,079,434,003,188.25
  5. Step 5: Solve for x
    x = 1,185,079,434,003,188.25/36,190,882.40
  6. Step 6: Final answer
    x = 32,745,248.40

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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.