Finding the Fourth Proportional to 8,081,479.39, 11,152,702.53 and 4,596,728.62
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Solution
The fourth proportional to 8,081,479.39, 11,152,702.53 and 4,596,728.62 is: 6,343,633.94
Step by Step Solution
- Step 1: Write the proportion equation
8,081,479.39 : 11,152,702.53 = 4,596,728.62 : x - Step 2: Convert to fraction form
8,081,479.39/11,152,702.53 = 4,596,728.62/x - Step 3: Cross multiply
8,081,479.39x = 11,152,702.53 × 4,596,728.62 - Step 4: Simplify right side
8,081,479.39x = 51,265,946,909,997.41 - Step 5: Solve for x
x = 51,265,946,909,997.41/8,081,479.39 - Step 6: Final answer
x = 6,343,633.94
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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.