Finding the Fourth Proportional to 61,403,701.38, 84,706,517.14 and 36,606,415.24
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Solution
The fourth proportional to 61,403,701.38, 84,706,517.14 and 36,606,415.24 is: 50,498,616.05
Step by Step Solution
- Step 1: Write the proportion equation
61,403,701.38 : 84,706,517.14 = 36,606,415.24 : x - Step 2: Convert to fraction form
61,403,701.38/84,706,517.14 = 36,606,415.24/x - Step 3: Cross multiply
61,403,701.38x = 84,706,517.14 × 36,606,415.24 - Step 4: Simplify right side
61,403,701.38x = 3,100,801,939,961,017.50 - Step 5: Solve for x
x = 3,100,801,939,961,017.50/61,403,701.38 - Step 6: Final answer
x = 50,498,616.05
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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.