Home / 12,284,156.34-18,428,930.22-3,765,133.62

Finding the Fourth Proportional to 12,284,156.34, 18,428,930.22 and 3,765,133.62

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Solution

The fourth proportional to 12,284,156.34, 18,428,930.22 and 3,765,133.62 is: 5,648,526.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,284,156.34 : 18,428,930.22 = 3,765,133.62 : x
  2. Step 2: Convert to fraction form
    12,284,156.34/18,428,930.22 = 3,765,133.62/x
  3. Step 3: Cross multiply
    12,284,156.34x = 18,428,930.22 × 3,765,133.62
  4. Step 4: Simplify right side
    12,284,156.34x = 69,387,384,751,955.99
  5. Step 5: Solve for x
    x = 69,387,384,751,955.99/12,284,156.34
  6. Step 6: Final answer
    x = 5,648,526.67

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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.