Home / 18,540,193.60-27,811,672.80-6,571,374.40

Finding the Fourth Proportional to 18,540,193.60, 27,811,672.80 and 6,571,374.40

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Solution

The fourth proportional to 18,540,193.60, 27,811,672.80 and 6,571,374.40 is: 9,857,551.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540,193.60 : 27,811,672.80 = 6,571,374.40 : x
  2. Step 2: Convert to fraction form
    18,540,193.60/27,811,672.80 = 6,571,374.40/x
  3. Step 3: Cross multiply
    18,540,193.60x = 27,811,672.80 × 6,571,374.40
  4. Step 4: Simplify right side
    18,540,193.60x = 182,760,914,659,096.34
  5. Step 5: Solve for x
    x = 182,760,914,659,096.34/18,540,193.60
  6. Step 6: Final answer
    x = 9,857,551.58

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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.