Home / 18,838,216.80-28,265,198.40-6,062,637.60

Finding the Fourth Proportional to 18,838,216.80, 28,265,198.40 and 6,062,637.60

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Solution

The fourth proportional to 18,838,216.80, 28,265,198.40 and 6,062,637.60 is: 9,096,490.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,838,216.80 : 28,265,198.40 = 6,062,637.60 : x
  2. Step 2: Convert to fraction form
    18,838,216.80/28,265,198.40 = 6,062,637.60/x
  3. Step 3: Cross multiply
    18,838,216.80x = 28,265,198.40 × 6,062,637.60
  4. Step 4: Simplify right side
    18,838,216.80x = 171,361,654,591,299.81
  5. Step 5: Solve for x
    x = 171,361,654,591,299.81/18,838,216.80
  6. Step 6: Final answer
    x = 9,096,490.20

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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.