Finding the Fourth Proportional to 11,110,823.08, 15,333,531.48 and 6,215,753.26
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Solution
The fourth proportional to 11,110,823.08, 15,333,531.48 and 6,215,753.26 is: 8,578,072.71
Step by Step Solution
- Step 1: Write the proportion equation
11,110,823.08 : 15,333,531.48 = 6,215,753.26 : x - Step 2: Convert to fraction form
11,110,823.08/15,333,531.48 = 6,215,753.26/x - Step 3: Cross multiply
11,110,823.08x = 15,333,531.48 × 6,215,753.26 - Step 4: Simplify right side
11,110,823.08x = 95,309,448,284,122.62 - Step 5: Solve for x
x = 95,309,448,284,122.62/11,110,823.08 - Step 6: Final answer
x = 8,578,072.71
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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.