Home / 8,504,407.20-12,762,588.48-7,691,302.44

Finding the Fourth Proportional to 8,504,407.20, 12,762,588.48 and 7,691,302.44

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Solution

The fourth proportional to 8,504,407.20, 12,762,588.48 and 7,691,302.44 is: 11,542,359.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504,407.20 : 12,762,588.48 = 7,691,302.44 : x
  2. Step 2: Convert to fraction form
    8,504,407.20/12,762,588.48 = 7,691,302.44/x
  3. Step 3: Cross multiply
    8,504,407.20x = 12,762,588.48 × 7,691,302.44
  4. Step 4: Simplify right side
    8,504,407.20x = 98,160,927,916,939.91
  5. Step 5: Solve for x
    x = 98,160,927,916,939.91/8,504,407.20
  6. Step 6: Final answer
    x = 11,542,359.82

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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.