Finding the Fourth Proportional to 75,726,139.80, 104,510,375.82 and 43,943,310.84
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Solution
The fourth proportional to 75,726,139.80, 104,510,375.82 and 43,943,310.84 is: 60,646,587.07
Step by Step Solution
- Step 1: Write the proportion equation
75,726,139.80 : 104,510,375.82 = 43,943,310.84 : x - Step 2: Convert to fraction form
75,726,139.80/104,510,375.82 = 43,943,310.84/x - Step 3: Cross multiply
75,726,139.80x = 104,510,375.82 × 43,943,310.84 - Step 4: Simplify right side
75,726,139.80x = 4,592,531,930,663,480 - Step 5: Solve for x
x = 4,592,531,930,663,480/75,726,139.80 - Step 6: Final answer
x = 60,646,587.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.