Finding the Fourth Proportional to 7,611,306.55, 10,493,442.03 and 6,046,629.99
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Solution
The fourth proportional to 7,611,306.55, 10,493,442.03 and 6,046,629.99 is: 8,336,277.20
Step by Step Solution
- Step 1: Write the proportion equation
7,611,306.55 : 10,493,442.03 = 6,046,629.99 : x - Step 2: Convert to fraction form
7,611,306.55/10,493,442.03 = 6,046,629.99/x - Step 3: Cross multiply
7,611,306.55x = 10,493,442.03 × 6,046,629.99 - Step 4: Simplify right side
7,611,306.55x = 63,449,961,260,248.93 - Step 5: Solve for x
x = 63,449,961,260,248.93/7,611,306.55 - Step 6: Final answer
x = 8,336,277.20
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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.