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Finding the Third Proportional to 8,931,699 and 19,375,713

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Solution

The third proportional to 8,931,699 and 19,375,713 is: 42,032,121.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,699 : 19,375,713 = 19,375,713 : x
  2. Step 2: Convert to fraction form
    8,931,699/19,375,713 = 19,375,713/x
  3. Step 3: Cross multiply
    8,931,699x = 19,375,713 × 19,375,713
  4. Step 4: Simplify right side
    8,931,699x = 375,418,254,258,369
  5. Step 5: Solve for x
    x = 375,418,254,258,369/8,931,699
  6. Step 6: Final answer
    x = 42,032,121.13

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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.