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Finding the Third Proportional to 8,896,129 and 19,423,503

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Solution

The third proportional to 8,896,129 and 19,423,503 is: 42,408,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896,129 : 19,423,503 = 19,423,503 : x
  2. Step 2: Convert to fraction form
    8,896,129/19,423,503 = 19,423,503/x
  3. Step 3: Cross multiply
    8,896,129x = 19,423,503 × 19,423,503
  4. Step 4: Simplify right side
    8,896,129x = 377,272,468,791,009
  5. Step 5: Solve for x
    x = 377,272,468,791,009/8,896,129
  6. Step 6: Final answer
    x = 42,408,610.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.