Finding the Fourth Proportional to 17,636,687.50, 26,455,120.41 and 5,505,133.99
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Solution
The fourth proportional to 17,636,687.50, 26,455,120.41 and 5,505,133.99 is: 8,257,728.82
Step by Step Solution
- Step 1: Write the proportion equation
17,636,687.50 : 26,455,120.41 = 5,505,133.99 : x - Step 2: Convert to fraction form
17,636,687.50/26,455,120.41 = 5,505,133.99/x - Step 3: Cross multiply
17,636,687.50x = 26,455,120.41 × 5,505,133.99 - Step 4: Simplify right side
17,636,687.50x = 145,638,982,578,633.75 - Step 5: Solve for x
x = 145,638,982,578,633.75/17,636,687.50 - Step 6: Final answer
x = 8,257,728.82
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1.5x scale
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.