Finding the Fourth Proportional to 11,380,154.44, 15,701,027.80 and 6,965,277.59
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Solution
The fourth proportional to 11,380,154.44, 15,701,027.80 and 6,965,277.59 is: 9,609,888.65
Step by Step Solution
- Step 1: Write the proportion equation
11,380,154.44 : 15,701,027.80 = 6,965,277.59 : x - Step 2: Convert to fraction form
11,380,154.44/15,701,027.80 = 6,965,277.59/x - Step 3: Cross multiply
11,380,154.44x = 15,701,027.80 × 6,965,277.59 - Step 4: Simplify right side
11,380,154.44x = 109,362,017,028,067.02 - Step 5: Solve for x
x = 109,362,017,028,067.02/11,380,154.44 - Step 6: Final answer
x = 9,609,888.65
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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.