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Finding the Fourth Proportional to 16,843,648.40, 25,218,233.40 and 16,371,256.40

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Solution

The fourth proportional to 16,843,648.40, 25,218,233.40 and 16,371,256.40 is: 24,510,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843,648.40 : 25,218,233.40 = 16,371,256.40 : x
  2. Step 2: Convert to fraction form
    16,843,648.40/25,218,233.40 = 16,371,256.40/x
  3. Step 3: Cross multiply
    16,843,648.40x = 25,218,233.40 × 16,371,256.40
  4. Step 4: Simplify right side
    16,843,648.40x = 412,854,164,946,443.75
  5. Step 5: Solve for x
    x = 412,854,164,946,443.75/16,843,648.40
  6. Step 6: Final answer
    x = 24,510,970.26

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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.