Home / 7,698,442.82-11,534,912.88-5,412,800.16

Finding the Fourth Proportional to 7,698,442.82, 11,534,912.88 and 5,412,800.16

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Solution

The fourth proportional to 7,698,442.82, 11,534,912.88 and 5,412,800.16 is: 8,110,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,698,442.82 : 11,534,912.88 = 5,412,800.16 : x
  2. Step 2: Convert to fraction form
    7,698,442.82/11,534,912.88 = 5,412,800.16/x
  3. Step 3: Cross multiply
    7,698,442.82x = 11,534,912.88 × 5,412,800.16
  4. Step 4: Simplify right side
    7,698,442.82x = 62,436,178,262,152.06
  5. Step 5: Solve for x
    x = 62,436,178,262,152.06/7,698,442.82
  6. Step 6: Final answer
    x = 8,110,234.73

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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.