Finding the Fourth Proportional to 11,275,526.84, 15,560,237.22 and 6,118,888.44
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Solution
The fourth proportional to 11,275,526.84, 15,560,237.22 and 6,118,888.44 is: 8,444,071.57
Step by Step Solution
- Step 1: Write the proportion equation
11,275,526.84 : 15,560,237.22 = 6,118,888.44 : x - Step 2: Convert to fraction form
11,275,526.84/15,560,237.22 = 6,118,888.44/x - Step 3: Cross multiply
11,275,526.84x = 15,560,237.22 × 6,118,888.44 - Step 4: Simplify right side
11,275,526.84x = 95,211,355,649,115.75 - Step 5: Solve for x
x = 95,211,355,649,115.75/11,275,526.84 - Step 6: Final answer
x = 8,444,071.57
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1.5x scale
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.