Finding the Fourth Proportional to 29,986,918.93, 44,980,378.37 and 7,267,816.18
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Solution
The fourth proportional to 29,986,918.93, 44,980,378.37 and 7,267,816.18 is: 10,901,724.26
Step by Step Solution
- Step 1: Write the proportion equation
29,986,918.93 : 44,980,378.37 = 7,267,816.18 : x - Step 2: Convert to fraction form
29,986,918.93/44,980,378.37 = 7,267,816.18/x - Step 3: Cross multiply
29,986,918.93x = 44,980,378.37 × 7,267,816.18 - Step 4: Simplify right side
29,986,918.93x = 326,909,121,700,008 - Step 5: Solve for x
x = 326,909,121,700,008/29,986,918.93 - Step 6: Final answer
x = 10,901,724.26
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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.