Finding the Fourth Proportional to 79,957,001.84, 110,330,523.60 and 46,905,191.60
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Solution
The fourth proportional to 79,957,001.84, 110,330,523.60 and 46,905,191.60 is: 64,723,216.60
Step by Step Solution
- Step 1: Write the proportion equation
79,957,001.84 : 110,330,523.60 = 46,905,191.60 : x - Step 2: Convert to fraction form
79,957,001.84/110,330,523.60 = 46,905,191.60/x - Step 3: Cross multiply
79,957,001.84x = 110,330,523.60 × 46,905,191.60 - Step 4: Simplify right side
79,957,001.84x = 5,175,074,348,786,322 - Step 5: Solve for x
x = 5,175,074,348,786,322/79,957,001.84 - Step 6: Final answer
x = 64,723,216.60
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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.