Home / 11,745,389.20-17,618,083.80-3,768,019.60

Finding the Fourth Proportional to 11,745,389.20, 17,618,083.80 and 3,768,019.60

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Solution

The fourth proportional to 11,745,389.20, 17,618,083.80 and 3,768,019.60 is: 5,652,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745,389.20 : 17,618,083.80 = 3,768,019.60 : x
  2. Step 2: Convert to fraction form
    11,745,389.20/17,618,083.80 = 3,768,019.60/x
  3. Step 3: Cross multiply
    11,745,389.20x = 17,618,083.80 × 3,768,019.60
  4. Step 4: Simplify right side
    11,745,389.20x = 66,385,285,072,842.48
  5. Step 5: Solve for x
    x = 66,385,285,072,842.48/11,745,389.20
  6. Step 6: Final answer
    x = 5,652,029.40

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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.