Finding the Fourth Proportional to 11,089,101.19, 16,616,506.62 and 8,654,481.76
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Solution
The fourth proportional to 11,089,101.19, 16,616,506.62 and 8,654,481.76 is: 12,968,341.71
Step by Step Solution
- Step 1: Write the proportion equation
11,089,101.19 : 16,616,506.62 = 8,654,481.76 : x - Step 2: Convert to fraction form
11,089,101.19/16,616,506.62 = 8,654,481.76/x - Step 3: Cross multiply
11,089,101.19x = 16,616,506.62 × 8,654,481.76 - Step 4: Simplify right side
11,089,101.19x = 143,807,253,457,709.25 - Step 5: Solve for x
x = 143,807,253,457,709.25/11,089,101.19 - Step 6: Final answer
x = 12,968,341.71
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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.