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Finding the Third Proportional to 12,120,447 and 26,163,816

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Solution

The third proportional to 12,120,447 and 26,163,816 is: 56,478,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,120,447 : 26,163,816 = 26,163,816 : x
  2. Step 2: Convert to fraction form
    12,120,447/26,163,816 = 26,163,816/x
  3. Step 3: Cross multiply
    12,120,447x = 26,163,816 × 26,163,816
  4. Step 4: Simplify right side
    12,120,447x = 684,545,267,681,856
  5. Step 5: Solve for x
    x = 684,545,267,681,856/12,120,447
  6. Step 6: Final answer
    x = 56,478,549.65

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.