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Finding the Third Proportional to 18,927,768 and 41,085,895.88

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Solution

The third proportional to 18,927,768 and 41,085,895.88 is: 89,183,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,927,768 : 41,085,895.88 = 41,085,895.88 : x
  2. Step 2: Convert to fraction form
    18,927,768/41,085,895.88 = 41,085,895.88/x
  3. Step 3: Cross multiply
    18,927,768x = 41,085,895.88 × 41,085,895.88
  4. Step 4: Simplify right side
    18,927,768x = 1,688,050,839,851,342
  5. Step 5: Solve for x
    x = 1,688,050,839,851,342/18,927,768
  6. Step 6: Final answer
    x = 89,183,829.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.