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Finding the Fourth Proportional to 16,757,839.20, 25,136,758.80 and 11,018,276.40

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Solution

The fourth proportional to 16,757,839.20, 25,136,758.80 and 11,018,276.40 is: 16,527,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,757,839.20 : 25,136,758.80 = 11,018,276.40 : x
  2. Step 2: Convert to fraction form
    16,757,839.20/25,136,758.80 = 11,018,276.40/x
  3. Step 3: Cross multiply
    16,757,839.20x = 25,136,758.80 × 11,018,276.40
  4. Step 4: Simplify right side
    16,757,839.20x = 276,963,756,258,532.34
  5. Step 5: Solve for x
    x = 276,963,756,258,532.34/16,757,839.20
  6. Step 6: Final answer
    x = 16,527,414.60

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1.5x scale

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.