Finding the Fourth Proportional to 29,358,912, 40,515,298.56 and 16,481,856
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Solution
The fourth proportional to 29,358,912, 40,515,298.56 and 16,481,856 is: 22,744,961.28
Step by Step Solution
- Step 1: Write the proportion equation
29,358,912 : 40,515,298.56 = 16,481,856 : x - Step 2: Convert to fraction form
29,358,912/40,515,298.56 = 16,481,856/x - Step 3: Cross multiply
29,358,912x = 40,515,298.56 × 16,481,856 - Step 4: Simplify right side
29,358,912x = 667,767,316,662,927.38 - Step 5: Solve for x
x = 667,767,316,662,927.38/29,358,912 - Step 6: Final answer
x = 22,744,961.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.