Finding the Fourth Proportional to 38,789,033.99, 58,192,065.71 and 11,497,431.83
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Solution
The fourth proportional to 38,789,033.99, 58,192,065.71 and 11,497,431.83 is: 17,248,671.58
Step by Step Solution
- Step 1: Write the proportion equation
38,789,033.99 : 58,192,065.71 = 11,497,431.83 : x - Step 2: Convert to fraction form
38,789,033.99/58,192,065.71 = 11,497,431.83/x - Step 3: Cross multiply
38,789,033.99x = 58,192,065.71 × 11,497,431.83 - Step 4: Simplify right side
38,789,033.99x = 669,059,308,199,158 - Step 5: Solve for x
x = 669,059,308,199,158/38,789,033.99 - Step 6: Final answer
x = 17,248,671.58
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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.