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Finding the Third Proportional to 7,090,570 and 15,031,892

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Solution

The third proportional to 7,090,570 and 15,031,892 is: 31,867,364.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090,570 : 15,031,892 = 15,031,892 : x
  2. Step 2: Convert to fraction form
    7,090,570/15,031,892 = 15,031,892/x
  3. Step 3: Cross multiply
    7,090,570x = 15,031,892 × 15,031,892
  4. Step 4: Simplify right side
    7,090,570x = 225,957,777,099,664
  5. Step 5: Solve for x
    x = 225,957,777,099,664/7,090,570
  6. Step 6: Final answer
    x = 31,867,364.27

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.