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Finding the Fourth Proportional to 44,009,865.20, 65,951,812.20 and 32,404,768.40

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Solution

The fourth proportional to 44,009,865.20, 65,951,812.20 and 32,404,768.40 is: 48,560,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,009,865.20 : 65,951,812.20 = 32,404,768.40 : x
  2. Step 2: Convert to fraction form
    44,009,865.20/65,951,812.20 = 32,404,768.40/x
  3. Step 3: Cross multiply
    44,009,865.20x = 65,951,812.20 × 32,404,768.40
  4. Step 4: Simplify right side
    44,009,865.20x = 2,137,153,199,901,294.50
  5. Step 5: Solve for x
    x = 2,137,153,199,901,294.50/44,009,865.20
  6. Step 6: Final answer
    x = 48,560,775.87

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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.