Finding the Fourth Proportional to 14,505,138.08, 21,756,046.82 and 5,407,535.19
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Solution
The fourth proportional to 14,505,138.08, 21,756,046.82 and 5,407,535.19 is: 8,110,683.83
Step by Step Solution
- Step 1: Write the proportion equation
14,505,138.08 : 21,756,046.82 = 5,407,535.19 : x - Step 2: Convert to fraction form
14,505,138.08/21,756,046.82 = 5,407,535.19/x - Step 3: Cross multiply
14,505,138.08x = 21,756,046.82 × 5,407,535.19 - Step 4: Simplify right side
14,505,138.08x = 117,646,588,859,402.47 - Step 5: Solve for x
x = 117,646,588,859,402.47/14,505,138.08 - Step 6: Final answer
x = 8,110,683.83
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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.