Finding the Fourth Proportional to 8,783,028.99, 13,178,311.47 and 3,395,462.63
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Solution
The fourth proportional to 8,783,028.99, 13,178,311.47 and 3,395,462.63 is: 5,094,650.62
Step by Step Solution
- Step 1: Write the proportion equation
8,783,028.99 : 13,178,311.47 = 3,395,462.63 : x - Step 2: Convert to fraction form
8,783,028.99/13,178,311.47 = 3,395,462.63/x - Step 3: Cross multiply
8,783,028.99x = 13,178,311.47 × 3,395,462.63 - Step 4: Simplify right side
8,783,028.99x = 44,746,464,056,993.81 - Step 5: Solve for x
x = 44,746,464,056,993.81/8,783,028.99 - Step 6: Final answer
x = 5,094,650.62
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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.