Finding the Fourth Proportional to 7,925,114.12, 11,889,367.11 and 2,460,088.85
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Solution
The fourth proportional to 7,925,114.12, 11,889,367.11 and 2,460,088.85 is: 3,690,659.72
Step by Step Solution
- Step 1: Write the proportion equation
7,925,114.12 : 11,889,367.11 = 2,460,088.85 : x - Step 2: Convert to fraction form
7,925,114.12/11,889,367.11 = 2,460,088.85/x - Step 3: Cross multiply
7,925,114.12x = 11,889,367.11 × 2,460,088.85 - Step 4: Simplify right side
7,925,114.12x = 29,248,899,401,420.89 - Step 5: Solve for x
x = 29,248,899,401,420.89/7,925,114.12 - Step 6: Final answer
x = 3,690,659.72
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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.