Finding the Fourth Proportional to 61,221,447.18, 84,485,598.65 and 33,719,375.43
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Solution
The fourth proportional to 61,221,447.18, 84,485,598.65 and 33,719,375.43 is: 46,532,738.94
Step by Step Solution
- Step 1: Write the proportion equation
61,221,447.18 : 84,485,598.65 = 33,719,375.43 : x - Step 2: Convert to fraction form
61,221,447.18/84,485,598.65 = 33,719,375.43/x - Step 3: Cross multiply
61,221,447.18x = 84,485,598.65 × 33,719,375.43 - Step 4: Simplify right side
61,221,447.18x = 2,848,801,619,307,651.50 - Step 5: Solve for x
x = 2,848,801,619,307,651.50/61,221,447.18 - Step 6: Final answer
x = 46,532,738.94
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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.