Finding the Fourth Proportional to 29,911,215.36, 41,277,506.40 and 16,160,190.42
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Solution
The fourth proportional to 29,911,215.36, 41,277,506.40 and 16,160,190.42 is: 22,301,078.56
Step by Step Solution
- Step 1: Write the proportion equation
29,911,215.36 : 41,277,506.40 = 16,160,190.42 : x - Step 2: Convert to fraction form
29,911,215.36/41,277,506.40 = 16,160,190.42/x - Step 3: Cross multiply
29,911,215.36x = 41,277,506.40 × 16,160,190.42 - Step 4: Simplify right side
29,911,215.36x = 667,052,363,486,768.62 - Step 5: Solve for x
x = 667,052,363,486,768.62/29,911,215.36 - Step 6: Final answer
x = 22,301,078.56
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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.