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Finding the Third Proportional to 18,082,374 and 39,676,461

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Solution

The third proportional to 18,082,374 and 39,676,461 is: 87,058,345.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,082,374 : 39,676,461 = 39,676,461 : x
  2. Step 2: Convert to fraction form
    18,082,374/39,676,461 = 39,676,461/x
  3. Step 3: Cross multiply
    18,082,374x = 39,676,461 × 39,676,461
  4. Step 4: Simplify right side
    18,082,374x = 1,574,221,557,484,521
  5. Step 5: Solve for x
    x = 1,574,221,557,484,521/18,082,374
  6. Step 6: Final answer
    x = 87,058,345.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.