Home / 10,663,169.82-14,715,129.69-5,768,379.78

Finding the Fourth Proportional to 10,663,169.82, 14,715,129.69 and 5,768,379.78

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Solution

The fourth proportional to 10,663,169.82, 14,715,129.69 and 5,768,379.78 is: 7,960,339.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663,169.82 : 14,715,129.69 = 5,768,379.78 : x
  2. Step 2: Convert to fraction form
    10,663,169.82/14,715,129.69 = 5,768,379.78/x
  3. Step 3: Cross multiply
    10,663,169.82x = 14,715,129.69 × 5,768,379.78
  4. Step 4: Simplify right side
    10,663,169.82x = 84,882,456,563,873.67
  5. Step 5: Solve for x
    x = 84,882,456,563,873.67/10,663,169.82
  6. Step 6: Final answer
    x = 7,960,339.94

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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.