Home / 30,892,499.70-46,338,749.55-7,863,389.70

Finding the Fourth Proportional to 30,892,499.70, 46,338,749.55 and 7,863,389.70

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Solution

The fourth proportional to 30,892,499.70, 46,338,749.55 and 7,863,389.70 is: 11,795,084.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,892,499.70 : 46,338,749.55 = 7,863,389.70 : x
  2. Step 2: Convert to fraction form
    30,892,499.70/46,338,749.55 = 7,863,389.70/x
  3. Step 3: Cross multiply
    30,892,499.70x = 46,338,749.55 × 7,863,389.70
  4. Step 4: Simplify right side
    30,892,499.70x = 364,379,645,922,349.62
  5. Step 5: Solve for x
    x = 364,379,645,922,349.62/30,892,499.70
  6. Step 6: Final answer
    x = 11,795,084.55

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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.