Home / 21,695,716.90-32,542,523.76-8,051,523.26

Finding the Fourth Proportional to 21,695,716.90, 32,542,523.76 and 8,051,523.26

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Solution

The fourth proportional to 21,695,716.90, 32,542,523.76 and 8,051,523.26 is: 12,076,894.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,695,716.90 : 32,542,523.76 = 8,051,523.26 : x
  2. Step 2: Convert to fraction form
    21,695,716.90/32,542,523.76 = 8,051,523.26/x
  3. Step 3: Cross multiply
    21,695,716.90x = 32,542,523.76 × 8,051,523.26
  4. Step 4: Simplify right side
    21,695,716.90x = 262,016,886,992,742.66
  5. Step 5: Solve for x
    x = 262,016,886,992,742.66/21,695,716.90
  6. Step 6: Final answer
    x = 12,076,894.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.