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Finding the Third Proportional to 15,471,072 and 33,513,408

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Solution

The third proportional to 15,471,072 and 33,513,408 is: 72,596,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471,072 : 33,513,408 = 33,513,408 : x
  2. Step 2: Convert to fraction form
    15,471,072/33,513,408 = 33,513,408/x
  3. Step 3: Cross multiply
    15,471,072x = 33,513,408 × 33,513,408
  4. Step 4: Simplify right side
    15,471,072x = 1,123,148,515,774,464
  5. Step 5: Solve for x
    x = 1,123,148,515,774,464/15,471,072
  6. Step 6: Final answer
    x = 72,596,683.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.