Finding the Fourth Proportional to 7,735,468.64, 11,595,990.96 and 2,614,317.60
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Solution
The fourth proportional to 7,735,468.64, 11,595,990.96 and 2,614,317.60 is: 3,919,039.00
Step by Step Solution
- Step 1: Write the proportion equation
7,735,468.64 : 11,595,990.96 = 2,614,317.60 : x - Step 2: Convert to fraction form
7,735,468.64/11,595,990.96 = 2,614,317.60/x - Step 3: Cross multiply
7,735,468.64x = 11,595,990.96 × 2,614,317.60 - Step 4: Simplify right side
7,735,468.64x = 30,315,603,256,168.90 - Step 5: Solve for x
x = 30,315,603,256,168.90/7,735,468.64 - Step 6: Final answer
x = 3,919,039.00
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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.