Home / 37,478,613.67-51,719,515.39-20,733,971.83

Finding the Fourth Proportional to 37,478,613.67, 51,719,515.39 and 20,733,971.83

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Solution

The fourth proportional to 37,478,613.67, 51,719,515.39 and 20,733,971.83 is: 28,612,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,478,613.67 : 51,719,515.39 = 20,733,971.83 : x
  2. Step 2: Convert to fraction form
    37,478,613.67/51,719,515.39 = 20,733,971.83/x
  3. Step 3: Cross multiply
    37,478,613.67x = 51,719,515.39 × 20,733,971.83
  4. Step 4: Simplify right side
    37,478,613.67x = 1,072,350,975,157,511.38
  5. Step 5: Solve for x
    x = 1,072,350,975,157,511.38/37,478,613.67
  6. Step 6: Final answer
    x = 28,612,343.68

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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.