Finding the Fourth Proportional to 5,915,596.68, 8,163,523.40 and 3,199,342.68
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Solution
The fourth proportional to 5,915,596.68, 8,163,523.40 and 3,199,342.68 is: 4,415,092.89
Step by Step Solution
- Step 1: Write the proportion equation
5,915,596.68 : 8,163,523.40 = 3,199,342.68 : x - Step 2: Convert to fraction form
5,915,596.68/8,163,523.40 = 3,199,342.68/x - Step 3: Cross multiply
5,915,596.68x = 8,163,523.40 × 3,199,342.68 - Step 4: Simplify right side
5,915,596.68x = 26,117,908,832,798.71 - Step 5: Solve for x
x = 26,117,908,832,798.71/5,915,596.68 - Step 6: Final answer
x = 4,415,092.89
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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.