Home / 12,261,054.84-16,920,255.78-6,828,546.84

Finding the Fourth Proportional to 12,261,054.84, 16,920,255.78 and 6,828,546.84

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Solution

The fourth proportional to 12,261,054.84, 16,920,255.78 and 6,828,546.84 is: 9,423,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,261,054.84 : 16,920,255.78 = 6,828,546.84 : x
  2. Step 2: Convert to fraction form
    12,261,054.84/16,920,255.78 = 6,828,546.84/x
  3. Step 3: Cross multiply
    12,261,054.84x = 16,920,255.78 × 6,828,546.84
  4. Step 4: Simplify right side
    12,261,054.84x = 115,540,759,138,510.73
  5. Step 5: Solve for x
    x = 115,540,759,138,510.73/12,261,054.84
  6. Step 6: Final answer
    x = 9,423,394.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.