Finding the Fourth Proportional to 9,148,778.52, 13,705,845.78 and 6,106,972.44
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Solution
The fourth proportional to 9,148,778.52, 13,705,845.78 and 6,106,972.44 is: 9,148,895.92
Step by Step Solution
- Step 1: Write the proportion equation
9,148,778.52 : 13,705,845.78 = 6,106,972.44 : x - Step 2: Convert to fraction form
9,148,778.52/13,705,845.78 = 6,106,972.44/x - Step 3: Cross multiply
9,148,778.52x = 13,705,845.78 × 6,106,972.44 - Step 4: Simplify right side
9,148,778.52x = 83,701,222,445,350.31 - Step 5: Solve for x
x = 83,701,222,445,350.31/9,148,778.52 - Step 6: Final answer
x = 9,148,895.92
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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.