Home / 34,768,040.40-52,131,324.60-21,314,523.60

Finding the Fourth Proportional to 34,768,040.40, 52,131,324.60 and 21,314,523.60

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Solution

The fourth proportional to 34,768,040.40, 52,131,324.60 and 21,314,523.60 is: 31,959,073.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,768,040.40 : 52,131,324.60 = 21,314,523.60 : x
  2. Step 2: Convert to fraction form
    34,768,040.40/52,131,324.60 = 21,314,523.60/x
  3. Step 3: Cross multiply
    34,768,040.40x = 52,131,324.60 × 21,314,523.60
  4. Step 4: Simplify right side
    34,768,040.40x = 1,111,154,348,485,960.62
  5. Step 5: Solve for x
    x = 1,111,154,348,485,960.62/34,768,040.40
  6. Step 6: Final answer
    x = 31,959,073.21

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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.