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Finding the Third Proportional to 4,287,435 and 8,927,706

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Solution

The third proportional to 4,287,435 and 8,927,706 is: 18,590,120.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287,435 : 8,927,706 = 8,927,706 : x
  2. Step 2: Convert to fraction form
    4,287,435/8,927,706 = 8,927,706/x
  3. Step 3: Cross multiply
    4,287,435x = 8,927,706 × 8,927,706
  4. Step 4: Simplify right side
    4,287,435x = 79,703,934,422,436
  5. Step 5: Solve for x
    x = 79,703,934,422,436/4,287,435
  6. Step 6: Final answer
    x = 18,590,120.77

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.