Finding the Fourth Proportional to 21,694,159.26, 32,550,363.58 and 13,503,648.68
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Solution
The fourth proportional to 21,694,159.26, 32,550,363.58 and 13,503,648.68 is: 20,261,152.73
Step by Step Solution
- Step 1: Write the proportion equation
21,694,159.26 : 32,550,363.58 = 13,503,648.68 : x - Step 2: Convert to fraction form
21,694,159.26/32,550,363.58 = 13,503,648.68/x - Step 3: Cross multiply
21,694,159.26x = 32,550,363.58 × 13,503,648.68 - Step 4: Simplify right side
21,694,159.26x = 439,548,674,190,587.06 - Step 5: Solve for x
x = 439,548,674,190,587.06/21,694,159.26 - Step 6: Final answer
x = 20,261,152.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.