Home / 36,815,221.08-50,805,158.54-20,294,982.72

Finding the Fourth Proportional to 36,815,221.08, 50,805,158.54 and 20,294,982.72

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Solution

The fourth proportional to 36,815,221.08, 50,805,158.54 and 20,294,982.72 is: 28,007,160.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,815,221.08 : 50,805,158.54 = 20,294,982.72 : x
  2. Step 2: Convert to fraction form
    36,815,221.08/50,805,158.54 = 20,294,982.72/x
  3. Step 3: Cross multiply
    36,815,221.08x = 50,805,158.54 × 20,294,982.72
  4. Step 4: Simplify right side
    36,815,221.08x = 1,031,089,814,554,685.38
  5. Step 5: Solve for x
    x = 1,031,089,814,554,685.38/36,815,221.08
  6. Step 6: Final answer
    x = 28,007,160.74

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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.