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Finding the Fourth Proportional to 44,483,008.80, 66,724,513.20 and 27,388,250.40

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Solution

The fourth proportional to 44,483,008.80, 66,724,513.20 and 27,388,250.40 is: 41,082,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,483,008.80 : 66,724,513.20 = 27,388,250.40 : x
  2. Step 2: Convert to fraction form
    44,483,008.80/66,724,513.20 = 27,388,250.40/x
  3. Step 3: Cross multiply
    44,483,008.80x = 66,724,513.20 × 27,388,250.40
  4. Step 4: Simplify right side
    44,483,008.80x = 1,827,467,675,339,705.25
  5. Step 5: Solve for x
    x = 1,827,467,675,339,705.25/44,483,008.80
  6. Step 6: Final answer
    x = 41,082,375.60

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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.