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Finding the Third Proportional to 21,701,207.81 and 46,809,678.94

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Solution

The third proportional to 21,701,207.81 and 46,809,678.94 is: 100,968,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,701,207.81 : 46,809,678.94 = 46,809,678.94 : x
  2. Step 2: Convert to fraction form
    21,701,207.81/46,809,678.94 = 46,809,678.94/x
  3. Step 3: Cross multiply
    21,701,207.81x = 46,809,678.94 × 46,809,678.94
  4. Step 4: Simplify right side
    21,701,207.81x = 2,191,146,042,231,831.25
  5. Step 5: Solve for x
    x = 2,191,146,042,231,831.25/21,701,207.81
  6. Step 6: Final answer
    x = 100,968,852.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.