Finding the Fourth Proportional to 5,163,736.55, 7,738,518.86 and 3,267,082.67
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Solution
The fourth proportional to 5,163,736.55, 7,738,518.86 and 3,267,082.67 is: 4,896,140.73
Step by Step Solution
- Step 1: Write the proportion equation
5,163,736.55 : 7,738,518.86 = 3,267,082.67 : x - Step 2: Convert to fraction form
5,163,736.55/7,738,518.86 = 3,267,082.67/x - Step 3: Cross multiply
5,163,736.55x = 7,738,518.86 × 3,267,082.67 - Step 4: Simplify right side
5,163,736.55x = 25,282,380,803,946.15 - Step 5: Solve for x
x = 25,282,380,803,946.15/5,163,736.55 - Step 6: Final answer
x = 4,896,140.73
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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.