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Finding the Third Proportional to 7,287,363 and 15,678,054

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Solution

The third proportional to 7,287,363 and 15,678,054 is: 33,729,811.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287,363 : 15,678,054 = 15,678,054 : x
  2. Step 2: Convert to fraction form
    7,287,363/15,678,054 = 15,678,054/x
  3. Step 3: Cross multiply
    7,287,363x = 15,678,054 × 15,678,054
  4. Step 4: Simplify right side
    7,287,363x = 245,801,377,226,916
  5. Step 5: Solve for x
    x = 245,801,377,226,916/7,287,363
  6. Step 6: Final answer
    x = 33,729,811.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.