Home / 12,545,523.38-18,818,491.44-3,447,564.14

Finding the Fourth Proportional to 12,545,523.38, 18,818,491.44 and 3,447,564.14

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Solution

The fourth proportional to 12,545,523.38, 18,818,491.44 and 3,447,564.14 is: 5,171,402.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,545,523.38 : 18,818,491.44 = 3,447,564.14 : x
  2. Step 2: Convert to fraction form
    12,545,523.38/18,818,491.44 = 3,447,564.14/x
  3. Step 3: Cross multiply
    12,545,523.38x = 18,818,491.44 × 3,447,564.14
  4. Step 4: Simplify right side
    12,545,523.38x = 64,877,956,257,440.97
  5. Step 5: Solve for x
    x = 64,877,956,257,440.97/12,545,523.38
  6. Step 6: Final answer
    x = 5,171,402.92

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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.