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Finding the Third Proportional to 3,559,254 and 7,678,392

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Solution

The third proportional to 3,559,254 and 7,678,392 is: 16,564,623.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,254 : 7,678,392 = 7,678,392 : x
  2. Step 2: Convert to fraction form
    3,559,254/7,678,392 = 7,678,392/x
  3. Step 3: Cross multiply
    3,559,254x = 7,678,392 × 7,678,392
  4. Step 4: Simplify right side
    3,559,254x = 58,957,703,705,664
  5. Step 5: Solve for x
    x = 58,957,703,705,664/3,559,254
  6. Step 6: Final answer
    x = 16,564,623.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.