Finding the Fourth Proportional to 27,013,325.18, 40,521,108.80 and 7,844,082.12
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Solution
The fourth proportional to 27,013,325.18, 40,521,108.80 and 7,844,082.12 is: 11,766,448.71
Step by Step Solution
- Step 1: Write the proportion equation
27,013,325.18 : 40,521,108.80 = 7,844,082.12 : x - Step 2: Convert to fraction form
27,013,325.18/40,521,108.80 = 7,844,082.12/x - Step 3: Cross multiply
27,013,325.18x = 40,521,108.80 × 7,844,082.12 - Step 4: Simplify right side
27,013,325.18x = 317,850,905,040,264.88 - Step 5: Solve for x
x = 317,850,905,040,264.88/27,013,325.18 - Step 6: Final answer
x = 11,766,448.71
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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.