Home / 36,691,501.68-50,634,838.80-20,172,342.24

Finding the Fourth Proportional to 36,691,501.68, 50,634,838.80 and 20,172,342.24

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Solution

The fourth proportional to 36,691,501.68, 50,634,838.80 and 20,172,342.24 is: 27,838,143.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691,501.68 : 50,634,838.80 = 20,172,342.24 : x
  2. Step 2: Convert to fraction form
    36,691,501.68/50,634,838.80 = 20,172,342.24/x
  3. Step 3: Cross multiply
    36,691,501.68x = 50,634,838.80 × 20,172,342.24
  4. Step 4: Simplify right side
    36,691,501.68x = 1,021,423,297,540,830.75
  5. Step 5: Solve for x
    x = 1,021,423,297,540,830.75/36,691,501.68
  6. Step 6: Final answer
    x = 27,838,143.73

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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.