Finding the Fourth Proportional to 8,570,418.60, 11,827,170.36 and 4,703,182.68
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Solution
The fourth proportional to 8,570,418.60, 11,827,170.36 and 4,703,182.68 is: 6,490,388.09
Step by Step Solution
- Step 1: Write the proportion equation
8,570,418.60 : 11,827,170.36 = 4,703,182.68 : x - Step 2: Convert to fraction form
8,570,418.60/11,827,170.36 = 4,703,182.68/x - Step 3: Cross multiply
8,570,418.60x = 11,827,170.36 × 4,703,182.68 - Step 4: Simplify right side
8,570,418.60x = 55,625,342,790,561.36 - Step 5: Solve for x
x = 55,625,342,790,561.36/8,570,418.60 - Step 6: Final answer
x = 6,490,388.09
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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.