Finding the Fourth Proportional to 7,344,585.60, 11,006,121.60 and 6,586,425.60
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Solution
The fourth proportional to 7,344,585.60, 11,006,121.60 and 6,586,425.60 is: 9,869,991.99
Step by Step Solution
- Step 1: Write the proportion equation
7,344,585.60 : 11,006,121.60 = 6,586,425.60 : x - Step 2: Convert to fraction form
7,344,585.60/11,006,121.60 = 6,586,425.60/x - Step 3: Cross multiply
7,344,585.60x = 11,006,121.60 × 6,586,425.60 - Step 4: Simplify right side
7,344,585.60x = 72,491,001,062,952.95 - Step 5: Solve for x
x = 72,491,001,062,952.95/7,344,585.60 - Step 6: Final answer
x = 9,869,991.99
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1.5x scale
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.