Home / 22,777,128.30-31,432,436.10-12,463,852.26

Finding the Fourth Proportional to 22,777,128.30, 31,432,436.10 and 12,463,852.26

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Solution

The fourth proportional to 22,777,128.30, 31,432,436.10 and 12,463,852.26 is: 17,200,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,777,128.30 : 31,432,436.10 = 12,463,852.26 : x
  2. Step 2: Convert to fraction form
    22,777,128.30/31,432,436.10 = 12,463,852.26/x
  3. Step 3: Cross multiply
    22,777,128.30x = 31,432,436.10 × 12,463,852.26
  4. Step 4: Simplify right side
    22,777,128.30x = 391,769,239,722,290.62
  5. Step 5: Solve for x
    x = 391,769,239,722,290.62/22,777,128.30
  6. Step 6: Final answer
    x = 17,200,115.60

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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.