Home / 43,897,795.20-65,846,692.80-18,338,601.60

Finding the Fourth Proportional to 43,897,795.20, 65,846,692.80 and 18,338,601.60

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Solution

The fourth proportional to 43,897,795.20, 65,846,692.80 and 18,338,601.60 is: 27,507,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,897,795.20 : 65,846,692.80 = 18,338,601.60 : x
  2. Step 2: Convert to fraction form
    43,897,795.20/65,846,692.80 = 18,338,601.60/x
  3. Step 3: Cross multiply
    43,897,795.20x = 65,846,692.80 × 18,338,601.60
  4. Step 4: Simplify right side
    43,897,795.20x = 1,207,536,265,936,788.50
  5. Step 5: Solve for x
    x = 1,207,536,265,936,788.50/43,897,795.20
  6. Step 6: Final answer
    x = 27,507,902.40

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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.