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Finding the Third Proportional to 20,746,740 and 30,446,982

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Solution

The third proportional to 20,746,740 and 30,446,982 is: 44,682,620.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,746,740 : 30,446,982 = 30,446,982 : x
  2. Step 2: Convert to fraction form
    20,746,740/30,446,982 = 30,446,982/x
  3. Step 3: Cross multiply
    20,746,740x = 30,446,982 × 30,446,982
  4. Step 4: Simplify right side
    20,746,740x = 927,018,712,908,324
  5. Step 5: Solve for x
    x = 927,018,712,908,324/20,746,740
  6. Step 6: Final answer
    x = 44,682,620.64

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.