Home / 36,445,673.02-50,296,078.49-20,149,198.78

Finding the Fourth Proportional to 36,445,673.02, 50,296,078.49 and 20,149,198.78

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Solution

The fourth proportional to 36,445,673.02, 50,296,078.49 and 20,149,198.78 is: 27,806,474.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,445,673.02 : 50,296,078.49 = 20,149,198.78 : x
  2. Step 2: Convert to fraction form
    36,445,673.02/50,296,078.49 = 20,149,198.78/x
  3. Step 3: Cross multiply
    36,445,673.02x = 50,296,078.49 × 20,149,198.78
  4. Step 4: Simplify right side
    36,445,673.02x = 1,013,425,683,349,492.38
  5. Step 5: Solve for x
    x = 1,013,425,683,349,492.38/36,445,673.02
  6. Step 6: Final answer
    x = 27,806,474.66

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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.