Finding the Fourth Proportional to 8,877,092.34, 12,258,848.06 and 8,393,474.11
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Solution
The fourth proportional to 8,877,092.34, 12,258,848.06 and 8,393,474.11 is: 11,590,993.97
Step by Step Solution
- Step 1: Write the proportion equation
8,877,092.34 : 12,258,848.06 = 8,393,474.11 : x - Step 2: Convert to fraction form
8,877,092.34/12,258,848.06 = 8,393,474.11/x - Step 3: Cross multiply
8,877,092.34x = 12,258,848.06 × 8,393,474.11 - Step 4: Simplify right side
8,877,092.34x = 102,894,323,810,033.72 - Step 5: Solve for x
x = 102,894,323,810,033.72/8,877,092.34 - Step 6: Final answer
x = 11,590,993.97
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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.