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Finding the Third Proportional to 4,095,039.94 and 8,817,991.88

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Solution

The third proportional to 4,095,039.94 and 8,817,991.88 is: 18,988,088.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095,039.94 : 8,817,991.88 = 8,817,991.88 : x
  2. Step 2: Convert to fraction form
    4,095,039.94/8,817,991.88 = 8,817,991.88/x
  3. Step 3: Cross multiply
    4,095,039.94x = 8,817,991.88 × 8,817,991.88
  4. Step 4: Simplify right side
    4,095,039.94x = 77,756,980,707,566.02
  5. Step 5: Solve for x
    x = 77,756,980,707,566.02/4,095,039.94
  6. Step 6: Final answer
    x = 18,988,088.49

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.