Home / 36,922,337.80-55,383,506.70-12,658,010.20

Finding the Fourth Proportional to 36,922,337.80, 55,383,506.70 and 12,658,010.20

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Solution

The fourth proportional to 36,922,337.80, 55,383,506.70 and 12,658,010.20 is: 18,987,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,922,337.80 : 55,383,506.70 = 12,658,010.20 : x
  2. Step 2: Convert to fraction form
    36,922,337.80/55,383,506.70 = 12,658,010.20/x
  3. Step 3: Cross multiply
    36,922,337.80x = 55,383,506.70 × 12,658,010.20
  4. Step 4: Simplify right side
    36,922,337.80x = 701,044,992,720,368.38
  5. Step 5: Solve for x
    x = 701,044,992,720,368.38/36,922,337.80
  6. Step 6: Final answer
    x = 18,987,015.30

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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.