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Finding the Third Proportional to 21,130,026 and 31,745,511

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Solution

The third proportional to 21,130,026 and 31,745,511 is: 47,694,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,130,026 : 31,745,511 = 31,745,511 : x
  2. Step 2: Convert to fraction form
    21,130,026/31,745,511 = 31,745,511/x
  3. Step 3: Cross multiply
    21,130,026x = 31,745,511 × 31,745,511
  4. Step 4: Simplify right side
    21,130,026x = 1,007,777,468,651,121
  5. Step 5: Solve for x
    x = 1,007,777,468,651,121/21,130,026
  6. Step 6: Final answer
    x = 47,694,095.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.