Home / 15,364,596.24-21,203,570.52-8,489,521.44

Finding the Fourth Proportional to 15,364,596.24, 21,203,570.52 and 8,489,521.44

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Solution

The fourth proportional to 15,364,596.24, 21,203,570.52 and 8,489,521.44 is: 11,715,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,364,596.24 : 21,203,570.52 = 8,489,521.44 : x
  2. Step 2: Convert to fraction form
    15,364,596.24/21,203,570.52 = 8,489,521.44/x
  3. Step 3: Cross multiply
    15,364,596.24x = 21,203,570.52 × 8,489,521.44
  4. Step 4: Simplify right side
    15,364,596.24x = 180,008,166,534,091.94
  5. Step 5: Solve for x
    x = 180,008,166,534,091.94/15,364,596.24
  6. Step 6: Final answer
    x = 11,715,775.91

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Why These Related Problems?

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