Home / 13,664,012.35-18,856,336.23-7,469,085.16

Finding the Fourth Proportional to 13,664,012.35, 18,856,336.23 and 7,469,085.16

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Solution

The fourth proportional to 13,664,012.35, 18,856,336.23 and 7,469,085.16 is: 10,307,337.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,664,012.35 : 18,856,336.23 = 7,469,085.16 : x
  2. Step 2: Convert to fraction form
    13,664,012.35/18,856,336.23 = 7,469,085.16/x
  3. Step 3: Cross multiply
    13,664,012.35x = 18,856,336.23 × 7,469,085.16
  4. Step 4: Simplify right side
    13,664,012.35x = 140,839,581,107,463.34
  5. Step 5: Solve for x
    x = 140,839,581,107,463.34/13,664,012.35
  6. Step 6: Final answer
    x = 10,307,337.08

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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.