Finding the Fourth Proportional to 29,278,385.26, 43,926,756.14 and 17,619,478.14
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Solution
The fourth proportional to 29,278,385.26, 43,926,756.14 and 17,619,478.14 is: 26,434,740.60
Step by Step Solution
- Step 1: Write the proportion equation
29,278,385.26 : 43,926,756.14 = 17,619,478.14 : x - Step 2: Convert to fraction form
29,278,385.26/43,926,756.14 = 17,619,478.14/x - Step 3: Cross multiply
29,278,385.26x = 43,926,756.14 × 17,619,478.14 - Step 4: Simplify right side
29,278,385.26x = 773,966,519,569,840.88 - Step 5: Solve for x
x = 773,966,519,569,840.88/29,278,385.26 - Step 6: Final answer
x = 26,434,740.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.