Finding the Fourth Proportional to 8,993,289.60, 13,485,268.80 and 3,310,588.80
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Solution
The fourth proportional to 8,993,289.60, 13,485,268.80 and 3,310,588.80 is: 4,964,165.71
Step by Step Solution
- Step 1: Write the proportion equation
8,993,289.60 : 13,485,268.80 = 3,310,588.80 : x - Step 2: Convert to fraction form
8,993,289.60/13,485,268.80 = 3,310,588.80/x - Step 3: Cross multiply
8,993,289.60x = 13,485,268.80 × 3,310,588.80 - Step 4: Simplify right side
8,993,289.60x = 44,644,179,854,269.44 - Step 5: Solve for x
x = 44,644,179,854,269.44/8,993,289.60 - Step 6: Final answer
x = 4,964,165.71
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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.