Finding the Fourth Proportional to 22,010,715.60, 33,023,946.60 and 9,235,136.40
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Solution
The fourth proportional to 22,010,715.60, 33,023,946.60 and 9,235,136.40 is: 13,856,007.99
Step by Step Solution
- Step 1: Write the proportion equation
22,010,715.60 : 33,023,946.60 = 9,235,136.40 : x - Step 2: Convert to fraction form
22,010,715.60/33,023,946.60 = 9,235,136.40/x - Step 3: Cross multiply
22,010,715.60x = 33,023,946.60 × 9,235,136.40 - Step 4: Simplify right side
22,010,715.60x = 304,980,651,317,316.25 - Step 5: Solve for x
x = 304,980,651,317,316.25/22,010,715.60 - Step 6: Final answer
x = 13,856,007.99
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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.