Finding the Fourth Proportional to 6,487,396.68, 8,952,449.62 and 3,586,712.84
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Solution
The fourth proportional to 6,487,396.68, 8,952,449.62 and 3,586,712.84 is: 4,949,576.48
Step by Step Solution
- Step 1: Write the proportion equation
6,487,396.68 : 8,952,449.62 = 3,586,712.84 : x - Step 2: Convert to fraction form
6,487,396.68/8,952,449.62 = 3,586,712.84/x - Step 3: Cross multiply
6,487,396.68x = 8,952,449.62 × 3,586,712.84 - Step 4: Simplify right side
6,487,396.68x = 32,109,866,001,507.12 - Step 5: Solve for x
x = 32,109,866,001,507.12/6,487,396.68 - Step 6: Final answer
x = 4,949,576.48
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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.