Finding the Fourth Proportional to 11,473,087.77, 15,832,260.09 and 6,315,441.93
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Solution
The fourth proportional to 11,473,087.77, 15,832,260.09 and 6,315,441.93 is: 8,714,979.02
Step by Step Solution
- Step 1: Write the proportion equation
11,473,087.77 : 15,832,260.09 = 6,315,441.93 : x - Step 2: Convert to fraction form
11,473,087.77/15,832,260.09 = 6,315,441.93/x - Step 3: Cross multiply
11,473,087.77x = 15,832,260.09 × 6,315,441.93 - Step 4: Simplify right side
11,473,087.77x = 99,987,719,219,051.56 - Step 5: Solve for x
x = 99,987,719,219,051.56/11,473,087.77 - Step 6: Final answer
x = 8,714,979.02
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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.