Home / 12,474,133.20-18,723,009.60-10,679,043.60

Finding the Fourth Proportional to 12,474,133.20, 18,723,009.60 and 10,679,043.60

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Solution

The fourth proportional to 12,474,133.20, 18,723,009.60 and 10,679,043.60 is: 16,028,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,133.20 : 18,723,009.60 = 10,679,043.60 : x
  2. Step 2: Convert to fraction form
    12,474,133.20/18,723,009.60 = 10,679,043.60/x
  3. Step 3: Cross multiply
    12,474,133.20x = 18,723,009.60 × 10,679,043.60
  4. Step 4: Simplify right side
    12,474,133.20x = 199,943,835,841,618.56
  5. Step 5: Solve for x
    x = 199,943,835,841,618.56/12,474,133.20
  6. Step 6: Final answer
    x = 16,028,675.71

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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.