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Finding the Third Proportional to 18,984,368 and 39,314,596

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Solution

The third proportional to 18,984,368 and 39,314,596 is: 81,416,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,984,368 : 39,314,596 = 39,314,596 : x
  2. Step 2: Convert to fraction form
    18,984,368/39,314,596 = 39,314,596/x
  3. Step 3: Cross multiply
    18,984,368x = 39,314,596 × 39,314,596
  4. Step 4: Simplify right side
    18,984,368x = 1,545,637,458,643,216
  5. Step 5: Solve for x
    x = 1,545,637,458,643,216/18,984,368
  6. Step 6: Final answer
    x = 81,416,324.14

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.