Finding the Fourth Proportional to 5,851,495.68, 8,071,533.12 and 3,864,643.44
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Solution
The fourth proportional to 5,851,495.68, 8,071,533.12 and 3,864,643.44 is: 5,330,875.94
Step by Step Solution
- Step 1: Write the proportion equation
5,851,495.68 : 8,071,533.12 = 3,864,643.44 : x - Step 2: Convert to fraction form
5,851,495.68/8,071,533.12 = 3,864,643.44/x - Step 3: Cross multiply
5,851,495.68x = 8,071,533.12 × 3,864,643.44 - Step 4: Simplify right side
5,851,495.68x = 31,193,597,522,950.73 - Step 5: Solve for x
x = 31,193,597,522,950.73/5,851,495.68 - Step 6: Final answer
x = 5,330,875.94
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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.