Finding the Fourth Proportional to 9,136,279.67, 13,699,107.53 and 3,456,941.99
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Solution
The fourth proportional to 9,136,279.67, 13,699,107.53 and 3,456,941.99 is: 5,183,403.06
Step by Step Solution
- Step 1: Write the proportion equation
9,136,279.67 : 13,699,107.53 = 3,456,941.99 : x - Step 2: Convert to fraction form
9,136,279.67/13,699,107.53 = 3,456,941.99/x - Step 3: Cross multiply
9,136,279.67x = 13,699,107.53 × 3,456,941.99 - Step 4: Simplify right side
9,136,279.67x = 47,357,020,028,697.48 - Step 5: Solve for x
x = 47,357,020,028,697.48/9,136,279.67 - Step 6: Final answer
x = 5,183,403.06
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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.