Home / 36,986,951.52-51,047,408.16-21,302,961.48

Finding the Fourth Proportional to 36,986,951.52, 51,047,408.16 and 21,302,961.48

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Solution

The fourth proportional to 36,986,951.52, 51,047,408.16 and 21,302,961.48 is: 29,401,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,986,951.52 : 51,047,408.16 = 21,302,961.48 : x
  2. Step 2: Convert to fraction form
    36,986,951.52/51,047,408.16 = 21,302,961.48/x
  3. Step 3: Cross multiply
    36,986,951.52x = 51,047,408.16 × 21,302,961.48
  4. Step 4: Simplify right side
    36,986,951.52x = 1,087,460,969,686,317.62
  5. Step 5: Solve for x
    x = 1,087,460,969,686,317.62/36,986,951.52
  6. Step 6: Final answer
    x = 29,401,205.70

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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.