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Finding the Third Proportional to 5,050,070 and 7,835,621

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Solution

The third proportional to 5,050,070 and 7,835,621 is: 12,157,644.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050,070 : 7,835,621 = 7,835,621 : x
  2. Step 2: Convert to fraction form
    5,050,070/7,835,621 = 7,835,621/x
  3. Step 3: Cross multiply
    5,050,070x = 7,835,621 × 7,835,621
  4. Step 4: Simplify right side
    5,050,070x = 61,396,956,455,641
  5. Step 5: Solve for x
    x = 61,396,956,455,641/5,050,070
  6. Step 6: Final answer
    x = 12,157,644.64

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.