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Finding the Third Proportional to 10,189,368 and 13,845,438

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Solution

The third proportional to 10,189,368 and 13,845,438 is: 18,813,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,189,368 : 13,845,438 = 13,845,438 : x
  2. Step 2: Convert to fraction form
    10,189,368/13,845,438 = 13,845,438/x
  3. Step 3: Cross multiply
    10,189,368x = 13,845,438 × 13,845,438
  4. Step 4: Simplify right side
    10,189,368x = 191,696,153,411,844
  5. Step 5: Solve for x
    x = 191,696,153,411,844/10,189,368
  6. Step 6: Final answer
    x = 18,813,350.68

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.