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Finding the Third Proportional to 3,483,178 and 7,547,621

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Solution

The third proportional to 3,483,178 and 7,547,621 is: 16,354,772.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483,178 : 7,547,621 = 7,547,621 : x
  2. Step 2: Convert to fraction form
    3,483,178/7,547,621 = 7,547,621/x
  3. Step 3: Cross multiply
    3,483,178x = 7,547,621 × 7,547,621
  4. Step 4: Simplify right side
    3,483,178x = 56,966,582,759,641
  5. Step 5: Solve for x
    x = 56,966,582,759,641/3,483,178
  6. Step 6: Final answer
    x = 16,354,772.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.