Home / 11,078,554.89-16,618,672.89-2,991,412.83

Finding the Fourth Proportional to 11,078,554.89, 16,618,672.89 and 2,991,412.83

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Solution

The fourth proportional to 11,078,554.89, 16,618,672.89 and 2,991,412.83 is: 4,487,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,554.89 : 16,618,672.89 = 2,991,412.83 : x
  2. Step 2: Convert to fraction form
    11,078,554.89/16,618,672.89 = 2,991,412.83/x
  3. Step 3: Cross multiply
    11,078,554.89x = 16,618,672.89 × 2,991,412.83
  4. Step 4: Simplify right side
    11,078,554.89x = 49,713,311,300,719.18
  5. Step 5: Solve for x
    x = 49,713,311,300,719.18/11,078,554.89
  6. Step 6: Final answer
    x = 4,487,346.21

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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.