Home / 11,844,840.80-17,771,408.40-5,118,082.40

Finding the Fourth Proportional to 11,844,840.80, 17,771,408.40 and 5,118,082.40

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Solution

The fourth proportional to 11,844,840.80, 17,771,408.40 and 5,118,082.40 is: 7,678,915.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,844,840.80 : 17,771,408.40 = 5,118,082.40 : x
  2. Step 2: Convert to fraction form
    11,844,840.80/17,771,408.40 = 5,118,082.40/x
  3. Step 3: Cross multiply
    11,844,840.80x = 17,771,408.40 × 5,118,082.40
  4. Step 4: Simplify right side
    11,844,840.80x = 90,955,532,555,252.16
  5. Step 5: Solve for x
    x = 90,955,532,555,252.16/11,844,840.80
  6. Step 6: Final answer
    x = 7,678,915.58

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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.