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Finding the Fourth Proportional to 6,662,286.95, 9,994,611.13 and 3,018,869.66

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Solution

The fourth proportional to 6,662,286.95, 9,994,611.13 and 3,018,869.66 is: 4,528,839.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,286.95 : 9,994,611.13 = 3,018,869.66 : x
  2. Step 2: Convert to fraction form
    6,662,286.95/9,994,611.13 = 3,018,869.66/x
  3. Step 3: Cross multiply
    6,662,286.95x = 9,994,611.13 × 3,018,869.66
  4. Step 4: Simplify right side
    6,662,286.95x = 30,172,428,321,294.67
  5. Step 5: Solve for x
    x = 30,172,428,321,294.67/6,662,286.95
  6. Step 6: Final answer
    x = 4,528,839.51

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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.