Finding the Fourth Proportional to 19,363,553.40, 29,042,219.70 and 5,897,249.40
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Solution
The fourth proportional to 19,363,553.40, 29,042,219.70 and 5,897,249.40 is: 8,844,926.81
Step by Step Solution
- Step 1: Write the proportion equation
19,363,553.40 : 29,042,219.70 = 5,897,249.40 : x - Step 2: Convert to fraction form
19,363,553.40/29,042,219.70 = 5,897,249.40/x - Step 3: Cross multiply
19,363,553.40x = 29,042,219.70 × 5,897,249.40 - Step 4: Simplify right side
19,363,553.40x = 171,269,212,700,493.19 - Step 5: Solve for x
x = 171,269,212,700,493.19/19,363,553.40 - Step 6: Final answer
x = 8,844,926.81
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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.