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Finding the Third Proportional to 18,573,507 and 39,394,566

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Solution

The third proportional to 18,573,507 and 39,394,566 is: 83,556,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573,507 : 39,394,566 = 39,394,566 : x
  2. Step 2: Convert to fraction form
    18,573,507/39,394,566 = 39,394,566/x
  3. Step 3: Cross multiply
    18,573,507x = 39,394,566 × 39,394,566
  4. Step 4: Simplify right side
    18,573,507x = 1,551,931,830,328,356
  5. Step 5: Solve for x
    x = 1,551,931,830,328,356/18,573,507
  6. Step 6: Final answer
    x = 83,556,208.87

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.