Home / 22,145,173.70-30,560,297.49-12,355,035.39

Finding the Fourth Proportional to 22,145,173.70, 30,560,297.49 and 12,355,035.39

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Solution

The fourth proportional to 22,145,173.70, 30,560,297.49 and 12,355,035.39 is: 17,049,925.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,173.70 : 30,560,297.49 = 12,355,035.39 : x
  2. Step 2: Convert to fraction form
    22,145,173.70/30,560,297.49 = 12,355,035.39/x
  3. Step 3: Cross multiply
    22,145,173.70x = 30,560,297.49 × 12,355,035.39
  4. Step 4: Simplify right side
    22,145,173.70x = 377,573,557,017,878.19
  5. Step 5: Solve for x
    x = 377,573,557,017,878.19/22,145,173.70
  6. Step 6: Final answer
    x = 17,049,925.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.