Finding the Fourth Proportional to 11,071,732.70, 16,607,599.05 and 6,798,043.10
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Solution
The fourth proportional to 11,071,732.70, 16,607,599.05 and 6,798,043.10 is: 10,197,064.65
Step by Step Solution
- Step 1: Write the proportion equation
11,071,732.70 : 16,607,599.05 = 6,798,043.10 : x - Step 2: Convert to fraction form
11,071,732.70/16,607,599.05 = 6,798,043.10/x - Step 3: Cross multiply
11,071,732.70x = 16,607,599.05 × 6,798,043.10 - Step 4: Simplify right side
11,071,732.70x = 112,899,174,129,419.05 - Step 5: Solve for x
x = 112,899,174,129,419.05/11,071,732.70 - Step 6: Final answer
x = 10,197,064.65
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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.