Home / 11,476,882.60-17,177,999.10-8,938,796.20

Finding the Fourth Proportional to 11,476,882.60, 17,177,999.10 and 8,938,796.20

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Solution

The fourth proportional to 11,476,882.60, 17,177,999.10 and 8,938,796.20 is: 13,379,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476,882.60 : 17,177,999.10 = 8,938,796.20 : x
  2. Step 2: Convert to fraction form
    11,476,882.60/17,177,999.10 = 8,938,796.20/x
  3. Step 3: Cross multiply
    11,476,882.60x = 17,177,999.10 × 8,938,796.20
  4. Step 4: Simplify right side
    11,476,882.60x = 153,550,633,078,683.41
  5. Step 5: Solve for x
    x = 153,550,633,078,683.41/11,476,882.60
  6. Step 6: Final answer
    x = 13,379,123.79

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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.