Finding the Fourth Proportional to 29,449,271.85, 40,549,862.75 and 29,364,241.29
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Solution
The fourth proportional to 29,449,271.85, 40,549,862.75 and 29,364,241.29 is: 40,432,780.82
Step by Step Solution
- Step 1: Write the proportion equation
29,449,271.85 : 40,549,862.75 = 29,364,241.29 : x - Step 2: Convert to fraction form
29,449,271.85/40,549,862.75 = 29,364,241.29/x - Step 3: Cross multiply
29,449,271.85x = 40,549,862.75 × 29,364,241.29 - Step 4: Simplify right side
29,449,271.85x = 1,190,715,954,067,383 - Step 5: Solve for x
x = 1,190,715,954,067,383/29,449,271.85 - Step 6: Final answer
x = 40,432,780.82
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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.