Home / 82,603,748.45-113,993,231.34-45,436,856.48

Finding the Fourth Proportional to 82,603,748.45, 113,993,231.34 and 45,436,856.48

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Solution

The fourth proportional to 82,603,748.45, 113,993,231.34 and 45,436,856.48 is: 62,702,894.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,603,748.45 : 113,993,231.34 = 45,436,856.48 : x
  2. Step 2: Convert to fraction form
    82,603,748.45/113,993,231.34 = 45,436,856.48/x
  3. Step 3: Cross multiply
    82,603,748.45x = 113,993,231.34 × 45,436,856.48
  4. Step 4: Simplify right side
    82,603,748.45x = 5,179,494,092,087,018
  5. Step 5: Solve for x
    x = 5,179,494,092,087,018/82,603,748.45
  6. Step 6: Final answer
    x = 62,702,894.11

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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.