Home / 21,393,501.91-29,522,815.55-11,603,735.85

Finding the Fourth Proportional to 21,393,501.91, 29,522,815.55 and 11,603,735.85

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Solution

The fourth proportional to 21,393,501.91, 29,522,815.55 and 11,603,735.85 is: 16,013,037.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,393,501.91 : 29,522,815.55 = 11,603,735.85 : x
  2. Step 2: Convert to fraction form
    21,393,501.91/29,522,815.55 = 11,603,735.85/x
  3. Step 3: Cross multiply
    21,393,501.91x = 29,522,815.55 × 11,603,735.85
  4. Step 4: Simplify right side
    21,393,501.91x = 342,574,953,185,895.12
  5. Step 5: Solve for x
    x = 342,574,953,185,895.12/21,393,501.91
  6. Step 6: Final answer
    x = 16,013,037.73

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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.