Home / 14,016,817.80-21,029,163.30-6,828,586.20

Finding the Fourth Proportional to 14,016,817.80, 21,029,163.30 and 6,828,586.20

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Solution

The fourth proportional to 14,016,817.80, 21,029,163.30 and 6,828,586.20 is: 10,244,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016,817.80 : 21,029,163.30 = 6,828,586.20 : x
  2. Step 2: Convert to fraction form
    14,016,817.80/21,029,163.30 = 6,828,586.20/x
  3. Step 3: Cross multiply
    14,016,817.80x = 21,029,163.30 × 6,828,586.20
  4. Step 4: Simplify right side
    14,016,817.80x = 143,599,454,307,926.47
  5. Step 5: Solve for x
    x = 143,599,454,307,926.47/14,016,817.80
  6. Step 6: Final answer
    x = 10,244,797.10

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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.