Finding the Fourth Proportional to 6,919,235.22, 10,379,843.35 and 2,127,326.84
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Solution
The fourth proportional to 6,919,235.22, 10,379,843.35 and 2,127,326.84 is: 3,191,294.79
Step by Step Solution
- Step 1: Write the proportion equation
6,919,235.22 : 10,379,843.35 = 2,127,326.84 : x - Step 2: Convert to fraction form
6,919,235.22/10,379,843.35 = 2,127,326.84/x - Step 3: Cross multiply
6,919,235.22x = 10,379,843.35 × 2,127,326.84 - Step 4: Simplify right side
6,919,235.22x = 22,081,319,290,914.66 - Step 5: Solve for x
x = 22,081,319,290,914.66/6,919,235.22 - Step 6: Final answer
x = 3,191,294.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.