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Finding the Third Proportional to 8,320,368 and 12,783,330

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Solution

The third proportional to 8,320,368 and 12,783,330 is: 19,640,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,368 : 12,783,330 = 12,783,330 : x
  2. Step 2: Convert to fraction form
    8,320,368/12,783,330 = 12,783,330/x
  3. Step 3: Cross multiply
    8,320,368x = 12,783,330 × 12,783,330
  4. Step 4: Simplify right side
    8,320,368x = 163,413,525,888,900
  5. Step 5: Solve for x
    x = 163,413,525,888,900/8,320,368
  6. Step 6: Final answer
    x = 19,640,180.08

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.