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Finding the Fourth Proportional to 8,865,797.60, 13,304,601.30 and 4,071,018.80

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Solution

The fourth proportional to 8,865,797.60, 13,304,601.30 and 4,071,018.80 is: 6,109,239.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,797.60 : 13,304,601.30 = 4,071,018.80 : x
  2. Step 2: Convert to fraction form
    8,865,797.60/13,304,601.30 = 4,071,018.80/x
  3. Step 3: Cross multiply
    8,865,797.60x = 13,304,601.30 × 4,071,018.80
  4. Step 4: Simplify right side
    8,865,797.60x = 54,163,282,018,804.44
  5. Step 5: Solve for x
    x = 54,163,282,018,804.44/8,865,797.60
  6. Step 6: Final answer
    x = 6,109,239.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.