Finding the Fourth Proportional to 31,925,646.21, 44,057,390.09 and 17,241,311.09
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Solution
The fourth proportional to 31,925,646.21, 44,057,390.09 and 17,241,311.09 is: 23,793,008.39
Step by Step Solution
- Step 1: Write the proportion equation
31,925,646.21 : 44,057,390.09 = 17,241,311.09 : x - Step 2: Convert to fraction form
31,925,646.21/44,057,390.09 = 17,241,311.09/x - Step 3: Cross multiply
31,925,646.21x = 44,057,390.09 × 17,241,311.09 - Step 4: Simplify right side
31,925,646.21x = 759,607,168,048,679.62 - Step 5: Solve for x
x = 759,607,168,048,679.62/31,925,646.21 - Step 6: Final answer
x = 23,793,008.39
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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.