Home / 37,177,436.78-51,302,613.69-20,656,996.46

Finding the Fourth Proportional to 37,177,436.78, 51,302,613.69 and 20,656,996.46

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Solution

The fourth proportional to 37,177,436.78, 51,302,613.69 and 20,656,996.46 is: 28,505,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,177,436.78 : 51,302,613.69 = 20,656,996.46 : x
  2. Step 2: Convert to fraction form
    37,177,436.78/51,302,613.69 = 20,656,996.46/x
  3. Step 3: Cross multiply
    37,177,436.78x = 51,302,613.69 × 20,656,996.46
  4. Step 4: Simplify right side
    37,177,436.78x = 1,059,757,909,237,479.12
  5. Step 5: Solve for x
    x = 1,059,757,909,237,479.12/37,177,436.78
  6. Step 6: Final answer
    x = 28,505,405.46

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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.