Finding the Fourth Proportional to 75,245,699.04, 112,863,067.97 and 33,759,421.71
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Solution
The fourth proportional to 75,245,699.04, 112,863,067.97 and 33,759,421.71 is: 50,636,673.66
Step by Step Solution
- Step 1: Write the proportion equation
75,245,699.04 : 112,863,067.97 = 33,759,421.71 : x - Step 2: Convert to fraction form
75,245,699.04/112,863,067.97 = 33,759,421.71/x - Step 3: Cross multiply
75,245,699.04x = 112,863,067.97 × 33,759,421.71 - Step 4: Simplify right side
75,245,699.04x = 3,810,191,906,914,826.50 - Step 5: Solve for x
x = 3,810,191,906,914,826.50/75,245,699.04 - Step 6: Final answer
x = 50,636,673.66
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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.