Finding the Fourth Proportional to 49,980,707.18, 74,981,286.09 and 17,187,017.00
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Solution
The fourth proportional to 49,980,707.18, 74,981,286.09 and 17,187,017.00 is: 25,784,041.71
Step by Step Solution
- Step 1: Write the proportion equation
49,980,707.18 : 74,981,286.09 = 17,187,017.00 : x - Step 2: Convert to fraction form
49,980,707.18/74,981,286.09 = 17,187,017.00/x - Step 3: Cross multiply
49,980,707.18x = 74,981,286.09 × 17,187,017.00 - Step 4: Simplify right side
49,980,707.18x = 1,288,704,638,335,787.25 - Step 5: Solve for x
x = 1,288,704,638,335,787.25/49,980,707.18 - Step 6: Final answer
x = 25,784,041.71
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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.