Home / 12,288,349.54-18,426,458.49-3,766,631.14

Finding the Fourth Proportional to 12,288,349.54, 18,426,458.49 and 3,766,631.14

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Solution

The fourth proportional to 12,288,349.54, 18,426,458.49 and 3,766,631.14 is: 5,648,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,288,349.54 : 18,426,458.49 = 3,766,631.14 : x
  2. Step 2: Convert to fraction form
    12,288,349.54/18,426,458.49 = 3,766,631.14/x
  3. Step 3: Cross multiply
    12,288,349.54x = 18,426,458.49 × 3,766,631.14
  4. Step 4: Simplify right side
    12,288,349.54x = 69,405,672,348,351.38
  5. Step 5: Solve for x
    x = 69,405,672,348,351.38/12,288,349.54
  6. Step 6: Final answer
    x = 5,648,087.41

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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.