Home / 11,891,951.10-16,412,253.88-6,666,370.63

Finding the Fourth Proportional to 11,891,951.10, 16,412,253.88 and 6,666,370.63

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Solution

The fourth proportional to 11,891,951.10, 16,412,253.88 and 6,666,370.63 is: 9,200,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,891,951.10 : 16,412,253.88 = 6,666,370.63 : x
  2. Step 2: Convert to fraction form
    11,891,951.10/16,412,253.88 = 6,666,370.63/x
  3. Step 3: Cross multiply
    11,891,951.10x = 16,412,253.88 × 6,666,370.63
  4. Step 4: Simplify right side
    11,891,951.10x = 109,410,167,237,735.55
  5. Step 5: Solve for x
    x = 109,410,167,237,735.55/11,891,951.10
  6. Step 6: Final answer
    x = 9,200,354.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.