Finding the Fourth Proportional to 54,192,006.56, 74,785,043.04 and 29,412,193.74
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Solution
The fourth proportional to 54,192,006.56, 74,785,043.04 and 29,412,193.74 is: 40,588,867.52
Step by Step Solution
- Step 1: Write the proportion equation
54,192,006.56 : 74,785,043.04 = 29,412,193.74 : x - Step 2: Convert to fraction form
54,192,006.56/74,785,043.04 = 29,412,193.74/x - Step 3: Cross multiply
54,192,006.56x = 74,785,043.04 × 29,412,193.74 - Step 4: Simplify right side
54,192,006.56x = 2,199,592,174,746,718.75 - Step 5: Solve for x
x = 2,199,592,174,746,718.75/54,192,006.56 - Step 6: Final answer
x = 40,588,867.52
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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.