Finding the Fourth Proportional to 39,707,706.88, 54,788,135.58 and 23,180,331.08
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Solution
The fourth proportional to 39,707,706.88, 54,788,135.58 and 23,180,331.08 is: 31,983,894.86
Step by Step Solution
- Step 1: Write the proportion equation
39,707,706.88 : 54,788,135.58 = 23,180,331.08 : x - Step 2: Convert to fraction form
39,707,706.88/54,788,135.58 = 23,180,331.08/x - Step 3: Cross multiply
39,707,706.88x = 54,788,135.58 × 23,180,331.08 - Step 4: Simplify right side
39,707,706.88x = 1,270,007,122,000,327.75 - Step 5: Solve for x
x = 1,270,007,122,000,327.75/39,707,706.88 - Step 6: Final answer
x = 31,983,894.86
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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.