Finding the Fourth Proportional to 8,207,541.30, 11,326,451.43 and 4,486,377.39
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Solution
The fourth proportional to 8,207,541.30, 11,326,451.43 and 4,486,377.39 is: 6,191,225.09
Step by Step Solution
- Step 1: Write the proportion equation
8,207,541.30 : 11,326,451.43 = 4,486,377.39 : x - Step 2: Convert to fraction form
8,207,541.30/11,326,451.43 = 4,486,377.39/x - Step 3: Cross multiply
8,207,541.30x = 11,326,451.43 × 4,486,377.39 - Step 4: Simplify right side
8,207,541.30x = 50,814,735,604,485.16 - Step 5: Solve for x
x = 50,814,735,604,485.16/8,207,541.30 - Step 6: Final answer
x = 6,191,225.09
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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.