Home / 21,514,692.80-32,272,039.20-8,049,771.20

Finding the Fourth Proportional to 21,514,692.80, 32,272,039.20 and 8,049,771.20

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Solution

The fourth proportional to 21,514,692.80, 32,272,039.20 and 8,049,771.20 is: 12,074,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514,692.80 : 32,272,039.20 = 8,049,771.20 : x
  2. Step 2: Convert to fraction form
    21,514,692.80/32,272,039.20 = 8,049,771.20/x
  3. Step 3: Cross multiply
    21,514,692.80x = 32,272,039.20 × 8,049,771.20
  4. Step 4: Simplify right side
    21,514,692.80x = 259,782,531,717,431.03
  5. Step 5: Solve for x
    x = 259,782,531,717,431.03/21,514,692.80
  6. Step 6: Final answer
    x = 12,074,656.80

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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.