Finding the Fourth Proportional to 6,393,722.58, 9,582,317.01 and 4,783,653.18
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Solution
The fourth proportional to 6,393,722.58, 9,582,317.01 and 4,783,653.18 is: 7,169,294.67
Step by Step Solution
- Step 1: Write the proportion equation
6,393,722.58 : 9,582,317.01 = 4,783,653.18 : x - Step 2: Convert to fraction form
6,393,722.58/9,582,317.01 = 4,783,653.18/x - Step 3: Cross multiply
6,393,722.58x = 9,582,317.01 × 4,783,653.18 - Step 4: Simplify right side
6,393,722.58x = 45,838,481,236,654.59 - Step 5: Solve for x
x = 45,838,481,236,654.59/6,393,722.58 - Step 6: Final answer
x = 7,169,294.67
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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.