Home / 12,021,353.70-18,043,840.35-5,962,926.30

Finding the Fourth Proportional to 12,021,353.70, 18,043,840.35 and 5,962,926.30

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Solution

The fourth proportional to 12,021,353.70, 18,043,840.35 and 5,962,926.30 is: 8,950,247.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021,353.70 : 18,043,840.35 = 5,962,926.30 : x
  2. Step 2: Convert to fraction form
    12,021,353.70/18,043,840.35 = 5,962,926.30/x
  3. Step 3: Cross multiply
    12,021,353.70x = 18,043,840.35 × 5,962,926.30
  4. Step 4: Simplify right side
    12,021,353.70x = 107,594,090,176,016.20
  5. Step 5: Solve for x
    x = 107,594,090,176,016.20/12,021,353.70
  6. Step 6: Final answer
    x = 8,950,247.44

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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.