Home / 43,893,915.20-65,840,872.80-27,769,601.60

Finding the Fourth Proportional to 43,893,915.20, 65,840,872.80 and 27,769,601.60

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Solution

The fourth proportional to 43,893,915.20, 65,840,872.80 and 27,769,601.60 is: 41,654,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,893,915.20 : 65,840,872.80 = 27,769,601.60 : x
  2. Step 2: Convert to fraction form
    43,893,915.20/65,840,872.80 = 27,769,601.60/x
  3. Step 3: Cross multiply
    43,893,915.20x = 65,840,872.80 × 27,769,601.60
  4. Step 4: Simplify right side
    43,893,915.20x = 1,828,374,806,652,276.50
  5. Step 5: Solve for x
    x = 1,828,374,806,652,276.50/43,893,915.20
  6. Step 6: Final answer
    x = 41,654,402.40

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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.