Home / 8,149,428.90-11,243,759.36-4,885,052.56

Finding the Fourth Proportional to 8,149,428.90, 11,243,759.36 and 4,885,052.56

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Solution

The fourth proportional to 8,149,428.90, 11,243,759.36 and 4,885,052.56 is: 6,739,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,428.90 : 11,243,759.36 = 4,885,052.56 : x
  2. Step 2: Convert to fraction form
    8,149,428.90/11,243,759.36 = 4,885,052.56/x
  3. Step 3: Cross multiply
    8,149,428.90x = 11,243,759.36 × 4,885,052.56
  4. Step 4: Simplify right side
    8,149,428.90x = 54,926,355,445,591.95
  5. Step 5: Solve for x
    x = 54,926,355,445,591.95/8,149,428.90
  6. Step 6: Final answer
    x = 6,739,902.41

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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.