Finding the Fourth Proportional to 11,009,408.70, 16,514,113.05 and 3,818,552.70
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Solution
The fourth proportional to 11,009,408.70, 16,514,113.05 and 3,818,552.70 is: 5,727,829.05
Step by Step Solution
- Step 1: Write the proportion equation
11,009,408.70 : 16,514,113.05 = 3,818,552.70 : x - Step 2: Convert to fraction form
11,009,408.70/16,514,113.05 = 3,818,552.70/x - Step 3: Cross multiply
11,009,408.70x = 16,514,113.05 × 3,818,552.70 - Step 4: Simplify right side
11,009,408.70x = 63,060,010,975,182.74 - Step 5: Solve for x
x = 63,060,010,975,182.74/11,009,408.70 - Step 6: Final answer
x = 5,727,829.05
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Similar ratio
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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.