Finding the Fourth Proportional to 11,068,537.56, 16,587,199.77 and 5,226,490.09
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Solution
The fourth proportional to 11,068,537.56, 16,587,199.77 and 5,226,490.09 is: 7,832,365.82
Step by Step Solution
- Step 1: Write the proportion equation
11,068,537.56 : 16,587,199.77 = 5,226,490.09 : x - Step 2: Convert to fraction form
11,068,537.56/16,587,199.77 = 5,226,490.09/x - Step 3: Cross multiply
11,068,537.56x = 16,587,199.77 × 5,226,490.09 - Step 4: Simplify right side
11,068,537.56x = 86,692,835,218,755.28 - Step 5: Solve for x
x = 86,692,835,218,755.28/11,068,537.56 - Step 6: Final answer
x = 7,832,365.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.