Finding the Fourth Proportional to 6,487,108.36, 8,952,396.41 and 3,586,686.48
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Solution
The fourth proportional to 6,487,108.36, 8,952,396.41 and 3,586,686.48 is: 4,949,730.67
Step by Step Solution
- Step 1: Write the proportion equation
6,487,108.36 : 8,952,396.41 = 3,586,686.48 : x - Step 2: Convert to fraction form
6,487,108.36/8,952,396.41 = 3,586,686.48/x - Step 3: Cross multiply
6,487,108.36x = 8,952,396.41 × 3,586,686.48 - Step 4: Simplify right side
6,487,108.36x = 32,109,439,176,314.25 - Step 5: Solve for x
x = 32,109,439,176,314.25/6,487,108.36 - Step 6: Final answer
x = 4,949,730.67
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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.