Finding the Fourth Proportional to 11,275,527.35, 15,560,237.91 and 6,118,888.94
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Solution
The fourth proportional to 11,275,527.35, 15,560,237.91 and 6,118,888.94 is: 8,444,072.26
Step by Step Solution
- Step 1: Write the proportion equation
11,275,527.35 : 15,560,237.91 = 6,118,888.94 : x - Step 2: Convert to fraction form
11,275,527.35/15,560,237.91 = 6,118,888.94/x - Step 3: Cross multiply
11,275,527.35x = 15,560,237.91 × 6,118,888.94 - Step 4: Simplify right side
11,275,527.35x = 95,211,367,651,267.72 - Step 5: Solve for x
x = 95,211,367,651,267.72/11,275,527.35 - Step 6: Final answer
x = 8,444,072.26
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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.