Finding the Fourth Proportional to 10,754,908.05, 16,132,362.08 and 9,579,176.85
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Solution
The fourth proportional to 10,754,908.05, 16,132,362.08 and 9,579,176.85 is: 14,368,765.28
Step by Step Solution
- Step 1: Write the proportion equation
10,754,908.05 : 16,132,362.08 = 9,579,176.85 : x - Step 2: Convert to fraction form
10,754,908.05/16,132,362.08 = 9,579,176.85/x - Step 3: Cross multiply
10,754,908.05x = 16,132,362.08 × 9,579,176.85 - Step 4: Simplify right side
10,754,908.05x = 154,534,749,324,657.94 - Step 5: Solve for x
x = 154,534,749,324,657.94/10,754,908.05 - Step 6: Final answer
x = 14,368,765.28
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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.