Home / 15,363,379.53-21,201,216.30-8,393,907.33

Finding the Fourth Proportional to 15,363,379.53, 21,201,216.30 and 8,393,907.33

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Solution

The fourth proportional to 15,363,379.53, 21,201,216.30 and 8,393,907.33 is: 11,583,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,363,379.53 : 21,201,216.30 = 8,393,907.33 : x
  2. Step 2: Convert to fraction form
    15,363,379.53/21,201,216.30 = 8,393,907.33/x
  3. Step 3: Cross multiply
    15,363,379.53x = 21,201,216.30 × 8,393,907.33
  4. Step 4: Simplify right side
    15,363,379.53x = 177,961,044,905,485.50
  5. Step 5: Solve for x
    x = 177,961,044,905,485.50/15,363,379.53
  6. Step 6: Final answer
    x = 11,583,456.92

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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.