Home / 22,975,257.20-31,705,855.08-12,661,980.44

Finding the Fourth Proportional to 22,975,257.20, 31,705,855.08 and 12,661,980.44

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Solution

The fourth proportional to 22,975,257.20, 31,705,855.08 and 12,661,980.44 is: 17,473,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,975,257.20 : 31,705,855.08 = 12,661,980.44 : x
  2. Step 2: Convert to fraction form
    22,975,257.20/31,705,855.08 = 12,661,980.44/x
  3. Step 3: Cross multiply
    22,975,257.20x = 31,705,855.08 × 12,661,980.44
  4. Step 4: Simplify right side
    22,975,257.20x = 401,458,916,856,434.62
  5. Step 5: Solve for x
    x = 401,458,916,856,434.62/22,975,257.20
  6. Step 6: Final answer
    x = 17,473,533.09

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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.