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Finding the Fourth Proportional to 14,489,503.74, 21,734,034.21 and 3,706,713.54

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Solution

The fourth proportional to 14,489,503.74, 21,734,034.21 and 3,706,713.54 is: 5,560,013.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,503.74 : 21,734,034.21 = 3,706,713.54 : x
  2. Step 2: Convert to fraction form
    14,489,503.74/21,734,034.21 = 3,706,713.54/x
  3. Step 3: Cross multiply
    14,489,503.74x = 21,734,034.21 × 3,706,713.54
  4. Step 4: Simplify right side
    14,489,503.74x = 80,561,838,885,030.20
  5. Step 5: Solve for x
    x = 80,561,838,885,030.20/14,489,503.74
  6. Step 6: Final answer
    x = 5,560,013.67

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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.