Finding the Fourth Proportional to 69,239,279.40, 103,851,243.27 and 17,423,896.07
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Solution
The fourth proportional to 69,239,279.40, 103,851,243.27 and 17,423,896.07 is: 26,133,912.50
Step by Step Solution
- Step 1: Write the proportion equation
69,239,279.40 : 103,851,243.27 = 17,423,896.07 : x - Step 2: Convert to fraction form
69,239,279.40/103,851,243.27 = 17,423,896.07/x - Step 3: Cross multiply
69,239,279.40x = 103,851,243.27 × 17,423,896.07 - Step 4: Simplify right side
69,239,279.40x = 1,809,493,269,476,767 - Step 5: Solve for x
x = 1,809,493,269,476,767/69,239,279.40 - Step 6: Final answer
x = 26,133,912.50
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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.