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Finding the Third Proportional to 7,316,669 and 10,868,873

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Solution

The third proportional to 7,316,669 and 10,868,873 is: 16,145,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316,669 : 10,868,873 = 10,868,873 : x
  2. Step 2: Convert to fraction form
    7,316,669/10,868,873 = 10,868,873/x
  3. Step 3: Cross multiply
    7,316,669x = 10,868,873 × 10,868,873
  4. Step 4: Simplify right side
    7,316,669x = 118,132,400,290,129
  5. Step 5: Solve for x
    x = 118,132,400,290,129/7,316,669
  6. Step 6: Final answer
    x = 16,145,653.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.