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Finding the Third Proportional to 3,143,445 and 6,875,364

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Solution

The third proportional to 3,143,445 and 6,875,364 is: 15,037,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,445 : 6,875,364 = 6,875,364 : x
  2. Step 2: Convert to fraction form
    3,143,445/6,875,364 = 6,875,364/x
  3. Step 3: Cross multiply
    3,143,445x = 6,875,364 × 6,875,364
  4. Step 4: Simplify right side
    3,143,445x = 47,270,630,132,496
  5. Step 5: Solve for x
    x = 47,270,630,132,496/3,143,445
  6. Step 6: Final answer
    x = 15,037,842.28

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.