Home / 21,589,519.40-32,396,720.70-8,136,002.60

Finding the Fourth Proportional to 21,589,519.40, 32,396,720.70 and 8,136,002.60

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Solution

The fourth proportional to 21,589,519.40, 32,396,720.70 and 8,136,002.60 is: 12,208,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,589,519.40 : 32,396,720.70 = 8,136,002.60 : x
  2. Step 2: Convert to fraction form
    21,589,519.40/32,396,720.70 = 8,136,002.60/x
  3. Step 3: Cross multiply
    21,589,519.40x = 32,396,720.70 × 8,136,002.60
  4. Step 4: Simplify right side
    21,589,519.40x = 263,579,803,846,673.81
  5. Step 5: Solve for x
    x = 263,579,803,846,673.81/21,589,519.40
  6. Step 6: Final answer
    x = 12,208,692.51

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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.