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Finding the Fourth Proportional to 14,614,611.70, 20,494,048.70 and 14,614,611.70

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Solution

The fourth proportional to 14,614,611.70, 20,494,048.70 and 14,614,611.70 is: 20,494,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614,611.70 : 20,494,048.70 = 14,614,611.70 : x
  2. Step 2: Convert to fraction form
    14,614,611.70/20,494,048.70 = 14,614,611.70/x
  3. Step 3: Cross multiply
    14,614,611.70x = 20,494,048.70 × 14,614,611.70
  4. Step 4: Simplify right side
    14,614,611.70x = 299,512,563,911,389.75
  5. Step 5: Solve for x
    x = 299,512,563,911,389.75/14,614,611.70
  6. Step 6: Final answer
    x = 20,494,048.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.