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Finding the Fourth Proportional to 44,295,978.60, 66,443,967.90 and 27,201,220.20

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Solution

The fourth proportional to 44,295,978.60, 66,443,967.90 and 27,201,220.20 is: 40,801,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,295,978.60 : 66,443,967.90 = 27,201,220.20 : x
  2. Step 2: Convert to fraction form
    44,295,978.60/66,443,967.90 = 27,201,220.20/x
  3. Step 3: Cross multiply
    44,295,978.60x = 66,443,967.90 × 27,201,220.20
  4. Step 4: Simplify right side
    44,295,978.60x = 1,807,357,001,809,631.50
  5. Step 5: Solve for x
    x = 1,807,357,001,809,631.50/44,295,978.60
  6. Step 6: Final answer
    x = 40,801,830.30

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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.