Home / 36,705,816.80-55,058,725.20-19,699,704.80

Finding the Fourth Proportional to 36,705,816.80, 55,058,725.20 and 19,699,704.80

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Solution

The fourth proportional to 36,705,816.80, 55,058,725.20 and 19,699,704.80 is: 29,549,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705,816.80 : 55,058,725.20 = 19,699,704.80 : x
  2. Step 2: Convert to fraction form
    36,705,816.80/55,058,725.20 = 19,699,704.80/x
  3. Step 3: Cross multiply
    36,705,816.80x = 55,058,725.20 × 19,699,704.80
  4. Step 4: Simplify right side
    36,705,816.80x = 1,084,640,633,104,321
  5. Step 5: Solve for x
    x = 1,084,640,633,104,321/36,705,816.80
  6. Step 6: Final answer
    x = 29,549,557.20

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Similar ratio
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1.5x scale

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.