Finding the Fourth Proportional to 54,192,059.08, 74,785,115.48 and 29,412,246.20
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Solution
The fourth proportional to 54,192,059.08, 74,785,115.48 and 29,412,246.20 is: 40,588,939.89
Step by Step Solution
- Step 1: Write the proportion equation
54,192,059.08 : 74,785,115.48 = 29,412,246.20 : x - Step 2: Convert to fraction form
54,192,059.08/74,785,115.48 = 29,412,246.20/x - Step 3: Cross multiply
54,192,059.08x = 74,785,115.48 × 29,412,246.20 - Step 4: Simplify right side
54,192,059.08x = 2,199,598,228,658,314.50 - Step 5: Solve for x
x = 2,199,598,228,658,314.50/54,192,059.08 - Step 6: Final answer
x = 40,588,939.89
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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.