Home / 20,100,795.25-30,136,493.25-6,446,169.10

Finding the Fourth Proportional to 20,100,795.25, 30,136,493.25 and 6,446,169.10

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Solution

The fourth proportional to 20,100,795.25, 30,136,493.25 and 6,446,169.10 is: 9,664,539.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,100,795.25 : 30,136,493.25 = 6,446,169.10 : x
  2. Step 2: Convert to fraction form
    20,100,795.25/30,136,493.25 = 6,446,169.10/x
  3. Step 3: Cross multiply
    20,100,795.25x = 30,136,493.25 × 6,446,169.10
  4. Step 4: Simplify right side
    20,100,795.25x = 194,264,931,570,508.56
  5. Step 5: Solve for x
    x = 194,264,931,570,508.56/20,100,795.25
  6. Step 6: Final answer
    x = 9,664,539.59

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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.