Finding the Fourth Proportional to 11,058,452.88, 15,260,404.92 and 6,413,068.08
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Solution
The fourth proportional to 11,058,452.88, 15,260,404.92 and 6,413,068.08 is: 8,849,883.14
Step by Step Solution
- Step 1: Write the proportion equation
11,058,452.88 : 15,260,404.92 = 6,413,068.08 : x - Step 2: Convert to fraction form
11,058,452.88/15,260,404.92 = 6,413,068.08/x - Step 3: Cross multiply
11,058,452.88x = 15,260,404.92 × 6,413,068.08 - Step 4: Simplify right side
11,058,452.88x = 97,866,015,680,326.95 - Step 5: Solve for x
x = 97,866,015,680,326.95/11,058,452.88 - Step 6: Final answer
x = 8,849,883.14
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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.