Finding the Fourth Proportional to 11,240,530.48, 15,512,307.60 and 6,888,776.14
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Solution
The fourth proportional to 11,240,530.48, 15,512,307.60 and 6,888,776.14 is: 9,506,741.22
Step by Step Solution
- Step 1: Write the proportion equation
11,240,530.48 : 15,512,307.60 = 6,888,776.14 : x - Step 2: Convert to fraction form
11,240,530.48/15,512,307.60 = 6,888,776.14/x - Step 3: Cross multiply
11,240,530.48x = 15,512,307.60 × 6,888,776.14 - Step 4: Simplify right side
11,240,530.48x = 106,860,814,471,220.66 - Step 5: Solve for x
x = 106,860,814,471,220.66/11,240,530.48 - Step 6: Final answer
x = 9,506,741.22
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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.