Finding the Fourth Proportional to 10,807,625.84, 14,912,082.02 and 6,455,860.34
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Solution
The fourth proportional to 10,807,625.84, 14,912,082.02 and 6,455,860.34 is: 8,907,628.77
Step by Step Solution
- Step 1: Write the proportion equation
10,807,625.84 : 14,912,082.02 = 6,455,860.34 : x - Step 2: Convert to fraction form
10,807,625.84/14,912,082.02 = 6,455,860.34/x - Step 3: Cross multiply
10,807,625.84x = 14,912,082.02 × 6,455,860.34 - Step 4: Simplify right side
10,807,625.84x = 96,270,318,899,745.08 - Step 5: Solve for x
x = 96,270,318,899,745.08/10,807,625.84 - Step 6: Final answer
x = 8,907,628.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.