Finding the Fourth Proportional to 11,238,135.80, 15,508,627.43 and 6,081,497.37
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Solution
The fourth proportional to 11,238,135.80, 15,508,627.43 and 6,081,497.37 is: 8,392,466.39
Step by Step Solution
- Step 1: Write the proportion equation
11,238,135.80 : 15,508,627.43 = 6,081,497.37 : x - Step 2: Convert to fraction form
11,238,135.80/15,508,627.43 = 6,081,497.37/x - Step 3: Cross multiply
11,238,135.80x = 15,508,627.43 × 6,081,497.37 - Step 4: Simplify right side
11,238,135.80x = 94,315,676,897,447.38 - Step 5: Solve for x
x = 94,315,676,897,447.38/11,238,135.80 - Step 6: Final answer
x = 8,392,466.39
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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.