Finding the Fourth Proportional to 10,784,294.40, 16,165,382.40 and 6,294,259.20
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Solution
The fourth proportional to 10,784,294.40, 16,165,382.40 and 6,294,259.20 is: 9,434,934.09
Step by Step Solution
- Step 1: Write the proportion equation
10,784,294.40 : 16,165,382.40 = 6,294,259.20 : x - Step 2: Convert to fraction form
10,784,294.40/16,165,382.40 = 6,294,259.20/x - Step 3: Cross multiply
10,784,294.40x = 16,165,382.40 × 6,294,259.20 - Step 4: Simplify right side
10,784,294.40x = 101,749,106,892,718.08 - Step 5: Solve for x
x = 101,749,106,892,718.08/10,784,294.40 - Step 6: Final answer
x = 9,434,934.09
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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.