Home / 12,375,644.70-18,563,467.05-9,016,412.70

Finding the Fourth Proportional to 12,375,644.70, 18,563,467.05 and 9,016,412.70

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Solution

The fourth proportional to 12,375,644.70, 18,563,467.05 and 9,016,412.70 is: 13,524,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375,644.70 : 18,563,467.05 = 9,016,412.70 : x
  2. Step 2: Convert to fraction form
    12,375,644.70/18,563,467.05 = 9,016,412.70/x
  3. Step 3: Cross multiply
    12,375,644.70x = 18,563,467.05 × 9,016,412.70
  4. Step 4: Simplify right side
    12,375,644.70x = 167,375,880,065,651.53
  5. Step 5: Solve for x
    x = 167,375,880,065,651.53/12,375,644.70
  6. Step 6: Final answer
    x = 13,524,619.05

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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.