Finding the Fourth Proportional to 17,386,674.30, 26,078,845.05 and 4,606,904.70
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Solution
The fourth proportional to 17,386,674.30, 26,078,845.05 and 4,606,904.70 is: 6,910,047.99
Step by Step Solution
- Step 1: Write the proportion equation
17,386,674.30 : 26,078,845.05 = 4,606,904.70 : x - Step 2: Convert to fraction form
17,386,674.30/26,078,845.05 = 4,606,904.70/x - Step 3: Cross multiply
17,386,674.30x = 26,078,845.05 × 4,606,904.70 - Step 4: Simplify right side
17,386,674.30x = 120,142,753,831,416.75 - Step 5: Solve for x
x = 120,142,753,831,416.75/17,386,674.30 - Step 6: Final answer
x = 6,910,047.99
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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.