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Finding the Third Proportional to 12,957,408 and 28,348,176

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Solution

The third proportional to 12,957,408 and 28,348,176 is: 62,020,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,408 : 28,348,176 = 28,348,176 : x
  2. Step 2: Convert to fraction form
    12,957,408/28,348,176 = 28,348,176/x
  3. Step 3: Cross multiply
    12,957,408x = 28,348,176 × 28,348,176
  4. Step 4: Simplify right side
    12,957,408x = 803,619,082,526,976
  5. Step 5: Solve for x
    x = 803,619,082,526,976/12,957,408
  6. Step 6: Final answer
    x = 62,020,049.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.