Home / 7,885,142.84-11,838,606.06-5,450,297.96

Finding the Fourth Proportional to 7,885,142.84, 11,838,606.06 and 5,450,297.96

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Solution

The fourth proportional to 7,885,142.84, 11,838,606.06 and 5,450,297.96 is: 8,182,975.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885,142.84 : 11,838,606.06 = 5,450,297.96 : x
  2. Step 2: Convert to fraction form
    7,885,142.84/11,838,606.06 = 5,450,297.96/x
  3. Step 3: Cross multiply
    7,885,142.84x = 11,838,606.06 × 5,450,297.96
  4. Step 4: Simplify right side
    7,885,142.84x = 64,523,930,458,061.64
  5. Step 5: Solve for x
    x = 64,523,930,458,061.64/7,885,142.84
  6. Step 6: Final answer
    x = 8,182,975.47

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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.