Home / 22,230,940.88-30,678,698.42-12,056,476.88

Finding the Fourth Proportional to 22,230,940.88, 30,678,698.42 and 12,056,476.88

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Solution

The fourth proportional to 22,230,940.88, 30,678,698.42 and 12,056,476.88 is: 16,637,938.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230,940.88 : 30,678,698.42 = 12,056,476.88 : x
  2. Step 2: Convert to fraction form
    22,230,940.88/30,678,698.42 = 12,056,476.88/x
  3. Step 3: Cross multiply
    22,230,940.88x = 30,678,698.42 × 12,056,476.88
  4. Step 4: Simplify right side
    22,230,940.88x = 369,877,017,995,546.62
  5. Step 5: Solve for x
    x = 369,877,017,995,546.62/22,230,940.88
  6. Step 6: Final answer
    x = 16,637,938.09

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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.