Finding the Fourth Proportional to 11,243,051.08, 15,515,460.81 and 6,086,412.61
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Solution
The fourth proportional to 11,243,051.08, 15,515,460.81 and 6,086,412.61 is: 8,399,276.64
Step by Step Solution
- Step 1: Write the proportion equation
11,243,051.08 : 15,515,460.81 = 6,086,412.61 : x - Step 2: Convert to fraction form
11,243,051.08/15,515,460.81 = 6,086,412.61/x - Step 3: Cross multiply
11,243,051.08x = 15,515,460.81 × 6,086,412.61 - Step 4: Simplify right side
11,243,051.08x = 94,433,496,323,944.83 - Step 5: Solve for x
x = 94,433,496,323,944.83/11,243,051.08 - Step 6: Final answer
x = 8,399,276.64
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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.