Home / 21,975,877.56-32,968,540.88-7,404,245.07

Finding the Fourth Proportional to 21,975,877.56, 32,968,540.88 and 7,404,245.07

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Solution

The fourth proportional to 21,975,877.56, 32,968,540.88 and 7,404,245.07 is: 11,107,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,975,877.56 : 32,968,540.88 = 7,404,245.07 : x
  2. Step 2: Convert to fraction form
    21,975,877.56/32,968,540.88 = 7,404,245.07/x
  3. Step 3: Cross multiply
    21,975,877.56x = 32,968,540.88 × 7,404,245.07
  4. Step 4: Simplify right side
    21,975,877.56x = 244,107,156,238,812.25
  5. Step 5: Solve for x
    x = 244,107,156,238,812.25/21,975,877.56
  6. Step 6: Final answer
    x = 11,107,959.42

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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.