Home / 16,128,056.20-24,164,090.70-15,120,286.60

Finding the Fourth Proportional to 16,128,056.20, 24,164,090.70 and 15,120,286.60

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Solution

The fourth proportional to 16,128,056.20, 24,164,090.70 and 15,120,286.60 is: 22,654,185.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,056.20 : 24,164,090.70 = 15,120,286.60 : x
  2. Step 2: Convert to fraction form
    16,128,056.20/24,164,090.70 = 15,120,286.60/x
  3. Step 3: Cross multiply
    16,128,056.20x = 24,164,090.70 × 15,120,286.60
  4. Step 4: Simplify right side
    16,128,056.20x = 365,367,976,812,394.62
  5. Step 5: Solve for x
    x = 365,367,976,812,394.62/16,128,056.20
  6. Step 6: Final answer
    x = 22,654,185.49

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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.