Home / 7,018,178.85-9,679,753.94-6,039,745.16

Finding the Fourth Proportional to 7,018,178.85, 9,679,753.94 and 6,039,745.16

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Solution

The fourth proportional to 7,018,178.85, 9,679,753.94 and 6,039,745.16 is: 8,330,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,178.85 : 9,679,753.94 = 6,039,745.16 : x
  2. Step 2: Convert to fraction form
    7,018,178.85/9,679,753.94 = 6,039,745.16/x
  3. Step 3: Cross multiply
    7,018,178.85x = 9,679,753.94 × 6,039,745.16
  4. Step 4: Simplify right side
    7,018,178.85x = 58,463,246,930,508.44
  5. Step 5: Solve for x
    x = 58,463,246,930,508.44/7,018,178.85
  6. Step 6: Final answer
    x = 8,330,258.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.