Home / 36,038,376.72-49,733,762.94-20,568,151.08

Finding the Fourth Proportional to 36,038,376.72, 49,733,762.94 and 20,568,151.08

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Solution

The fourth proportional to 36,038,376.72, 49,733,762.94 and 20,568,151.08 is: 28,384,506.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,038,376.72 : 49,733,762.94 = 20,568,151.08 : x
  2. Step 2: Convert to fraction form
    36,038,376.72/49,733,762.94 = 20,568,151.08/x
  3. Step 3: Cross multiply
    36,038,376.72x = 49,733,762.94 × 20,568,151.08
  4. Step 4: Simplify right side
    36,038,376.72x = 1,022,931,549,926,824.88
  5. Step 5: Solve for x
    x = 1,022,931,549,926,824.88/36,038,376.72
  6. Step 6: Final answer
    x = 28,384,506.82

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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.