Home / 12,504,348.30-18,756,522.45-3,985,308.30

Finding the Fourth Proportional to 12,504,348.30, 18,756,522.45 and 3,985,308.30

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Solution

The fourth proportional to 12,504,348.30, 18,756,522.45 and 3,985,308.30 is: 5,977,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,348.30 : 18,756,522.45 = 3,985,308.30 : x
  2. Step 2: Convert to fraction form
    12,504,348.30/18,756,522.45 = 3,985,308.30/x
  3. Step 3: Cross multiply
    12,504,348.30x = 18,756,522.45 × 3,985,308.30
  4. Step 4: Simplify right side
    12,504,348.30x = 74,750,524,599,121.33
  5. Step 5: Solve for x
    x = 74,750,524,599,121.33/12,504,348.30
  6. Step 6: Final answer
    x = 5,977,962.45

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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.