Home / 15,603,930.70-23,405,896.05-8,045,658.70

Finding the Fourth Proportional to 15,603,930.70, 23,405,896.05 and 8,045,658.70

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Solution

The fourth proportional to 15,603,930.70, 23,405,896.05 and 8,045,658.70 is: 12,068,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,930.70 : 23,405,896.05 = 8,045,658.70 : x
  2. Step 2: Convert to fraction form
    15,603,930.70/23,405,896.05 = 8,045,658.70/x
  3. Step 3: Cross multiply
    15,603,930.70x = 23,405,896.05 × 8,045,658.70
  4. Step 4: Simplify right side
    15,603,930.70x = 188,315,851,185,978.16
  5. Step 5: Solve for x
    x = 188,315,851,185,978.16/15,603,930.70
  6. Step 6: Final answer
    x = 12,068,488.05

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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.