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Finding the Fourth Proportional to 8,510,361.03, 11,743,888.82 and 4,642,651.53

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Solution

The fourth proportional to 8,510,361.03, 11,743,888.82 and 4,642,651.53 is: 6,406,635.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510,361.03 : 11,743,888.82 = 4,642,651.53 : x
  2. Step 2: Convert to fraction form
    8,510,361.03/11,743,888.82 = 4,642,651.53/x
  3. Step 3: Cross multiply
    8,510,361.03x = 11,743,888.82 × 4,642,651.53
  4. Step 4: Simplify right side
    8,510,361.03x = 54,522,783,375,109.64
  5. Step 5: Solve for x
    x = 54,522,783,375,109.64/8,510,361.03
  6. Step 6: Final answer
    x = 6,406,635.77

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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.