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Finding the Third Proportional to 13,574,871 and 18,988,587

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Solution

The third proportional to 13,574,871 and 18,988,587 is: 26,561,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574,871 : 18,988,587 = 18,988,587 : x
  2. Step 2: Convert to fraction form
    13,574,871/18,988,587 = 18,988,587/x
  3. Step 3: Cross multiply
    13,574,871x = 18,988,587 × 18,988,587
  4. Step 4: Simplify right side
    13,574,871x = 360,566,436,256,569
  5. Step 5: Solve for x
    x = 360,566,436,256,569/13,574,871
  6. Step 6: Final answer
    x = 26,561,315.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.