Home / 7,440,949.84-11,155,747.63-3,394,607.89

Finding the Fourth Proportional to 7,440,949.84, 11,155,747.63 and 3,394,607.89

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Solution

The fourth proportional to 7,440,949.84, 11,155,747.63 and 3,394,607.89 is: 5,089,321.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440,949.84 : 11,155,747.63 = 3,394,607.89 : x
  2. Step 2: Convert to fraction form
    7,440,949.84/11,155,747.63 = 3,394,607.89/x
  3. Step 3: Cross multiply
    7,440,949.84x = 11,155,747.63 × 3,394,607.89
  4. Step 4: Simplify right side
    7,440,949.84x = 37,869,388,872,111.32
  5. Step 5: Solve for x
    x = 37,869,388,872,111.32/7,440,949.84
  6. Step 6: Final answer
    x = 5,089,321.89

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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.