Finding the Fourth Proportional to 8,868,375.09, 12,238,375.56 and 4,793,994.09
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Solution
The fourth proportional to 8,868,375.09, 12,238,375.56 and 4,793,994.09 is: 6,615,721.54
Step by Step Solution
- Step 1: Write the proportion equation
8,868,375.09 : 12,238,375.56 = 4,793,994.09 : x - Step 2: Convert to fraction form
8,868,375.09/12,238,375.56 = 4,793,994.09/x - Step 3: Cross multiply
8,868,375.09x = 12,238,375.56 × 4,793,994.09 - Step 4: Simplify right side
8,868,375.09x = 58,670,700,105,840.44 - Step 5: Solve for x
x = 58,670,700,105,840.44/8,868,375.09 - Step 6: Final answer
x = 6,615,721.54
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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.