Finding the Fourth Proportional to 11,275,552.16, 15,560,272.10 and 6,118,913.69
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Solution
The fourth proportional to 11,275,552.16, 15,560,272.10 and 6,118,913.69 is: 8,444,106.38
Step by Step Solution
- Step 1: Write the proportion equation
11,275,552.16 : 15,560,272.10 = 6,118,913.69 : x - Step 2: Convert to fraction form
11,275,552.16/15,560,272.10 = 6,118,913.69/x - Step 3: Cross multiply
11,275,552.16x = 15,560,272.10 × 6,118,913.69 - Step 4: Simplify right side
11,275,552.16x = 95,211,961,972,815.05 - Step 5: Solve for x
x = 95,211,961,972,815.05/11,275,552.16 - Step 6: Final answer
x = 8,444,106.38
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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.