Home / 11,877,010.20-17,815,515.30-5,905,042.20

Finding the Fourth Proportional to 11,877,010.20, 17,815,515.30 and 5,905,042.20

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Solution

The fourth proportional to 11,877,010.20, 17,815,515.30 and 5,905,042.20 is: 8,857,563.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877,010.20 : 17,815,515.30 = 5,905,042.20 : x
  2. Step 2: Convert to fraction form
    11,877,010.20/17,815,515.30 = 5,905,042.20/x
  3. Step 3: Cross multiply
    11,877,010.20x = 17,815,515.30 × 5,905,042.20
  4. Step 4: Simplify right side
    11,877,010.20x = 105,201,369,661,245.67
  5. Step 5: Solve for x
    x = 105,201,369,661,245.67/11,877,010.20
  6. Step 6: Final answer
    x = 8,857,563.30

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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.