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Finding the Fourth Proportional to 16,843,622.40, 25,218,194.40 and 16,371,230.40

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Solution

The fourth proportional to 16,843,622.40, 25,218,194.40 and 16,371,230.40 is: 24,510,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843,622.40 : 25,218,194.40 = 16,371,230.40 : x
  2. Step 2: Convert to fraction form
    16,843,622.40/25,218,194.40 = 16,371,230.40/x
  3. Step 3: Cross multiply
    16,843,622.40x = 25,218,194.40 × 16,371,230.40
  4. Step 4: Simplify right side
    16,843,622.40x = 412,852,870,794,389.75
  5. Step 5: Solve for x
    x = 412,852,870,794,389.75/16,843,622.40
  6. Step 6: Final answer
    x = 24,510,931.26

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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.