Finding the Fourth Proportional to 10,769,010.40, 16,153,515.60 and 6,234,047.20
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Solution
The fourth proportional to 10,769,010.40, 16,153,515.60 and 6,234,047.20 is: 9,351,070.80
Step by Step Solution
- Step 1: Write the proportion equation
10,769,010.40 : 16,153,515.60 = 6,234,047.20 : x - Step 2: Convert to fraction form
10,769,010.40/16,153,515.60 = 6,234,047.20/x - Step 3: Cross multiply
10,769,010.40x = 16,153,515.60 × 6,234,047.20 - Step 4: Simplify right side
10,769,010.40x = 100,701,778,696,336.33 - Step 5: Solve for x
x = 100,701,778,696,336.33/10,769,010.40 - Step 6: Final answer
x = 9,351,070.80
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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.