Finding the Fourth Proportional to 86,551,524.19, 119,441,129.09 and 46,859,047.03
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Solution
The fourth proportional to 86,551,524.19, 119,441,129.09 and 46,859,047.03 is: 64,665,498.82
Step by Step Solution
- Step 1: Write the proportion equation
86,551,524.19 : 119,441,129.09 = 46,859,047.03 : x - Step 2: Convert to fraction form
86,551,524.19/119,441,129.09 = 46,859,047.03/x - Step 3: Cross multiply
86,551,524.19x = 119,441,129.09 × 46,859,047.03 - Step 4: Simplify right side
86,551,524.19x = 5,596,897,485,187,097 - Step 5: Solve for x
x = 5,596,897,485,187,097/86,551,524.19 - Step 6: Final answer
x = 64,665,498.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.