Home / 27,287,766.20-40,937,554.20-8,120,460.80

Finding the Fourth Proportional to 27,287,766.20, 40,937,554.20 and 8,120,460.80

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Solution

The fourth proportional to 27,287,766.20, 40,937,554.20 and 8,120,460.80 is: 12,182,448.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287,766.20 : 40,937,554.20 = 8,120,460.80 : x
  2. Step 2: Convert to fraction form
    27,287,766.20/40,937,554.20 = 8,120,460.80/x
  3. Step 3: Cross multiply
    27,287,766.20x = 40,937,554.20 × 8,120,460.80
  4. Step 4: Simplify right side
    27,287,766.20x = 332,431,804,128,975.38
  5. Step 5: Solve for x
    x = 332,431,804,128,975.38/27,287,766.20
  6. Step 6: Final answer
    x = 12,182,448.42

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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.