Finding the Fourth Proportional to 13,377,716.80, 20,065,408.80 and 4,402,268.80
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Solution
The fourth proportional to 13,377,716.80, 20,065,408.80 and 4,402,268.80 is: 6,603,019.37
Step by Step Solution
- Step 1: Write the proportion equation
13,377,716.80 : 20,065,408.80 = 4,402,268.80 : x - Step 2: Convert to fraction form
13,377,716.80/20,065,408.80 = 4,402,268.80/x - Step 3: Cross multiply
13,377,716.80x = 20,065,408.80 × 4,402,268.80 - Step 4: Simplify right side
13,377,716.80x = 88,333,323,119,485.44 - Step 5: Solve for x
x = 88,333,323,119,485.44/13,377,716.80 - Step 6: Final answer
x = 6,603,019.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.