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Finding the Third Proportional to 17,890,076 and 39,294,706

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Solution

The third proportional to 17,890,076 and 39,294,706 is: 86,308,963.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890,076 : 39,294,706 = 39,294,706 : x
  2. Step 2: Convert to fraction form
    17,890,076/39,294,706 = 39,294,706/x
  3. Step 3: Cross multiply
    17,890,076x = 39,294,706 × 39,294,706
  4. Step 4: Simplify right side
    17,890,076x = 1,544,073,919,626,436
  5. Step 5: Solve for x
    x = 1,544,073,919,626,436/17,890,076
  6. Step 6: Final answer
    x = 86,308,963.67

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.