Finding the Fourth Proportional to 11,552,249.68, 15,944,783.88 and 7,684,933.84
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Solution
The fourth proportional to 11,552,249.68, 15,944,783.88 and 7,684,933.84 is: 10,606,991.07
Step by Step Solution
- Step 1: Write the proportion equation
11,552,249.68 : 15,944,783.88 = 7,684,933.84 : x - Step 2: Convert to fraction form
11,552,249.68/15,944,783.88 = 7,684,933.84/x - Step 3: Cross multiply
11,552,249.68x = 15,944,783.88 × 7,684,933.84 - Step 4: Simplify right side
11,552,249.68x = 122,534,609,210,898.50 - Step 5: Solve for x
x = 122,534,609,210,898.50/11,552,249.68 - Step 6: Final answer
x = 10,606,991.07
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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.