Finding the Fourth Proportional to 19,303,344.93, 28,954,994.13 and 4,926,414.26
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Solution
The fourth proportional to 19,303,344.93, 28,954,994.13 and 4,926,414.26 is: 7,389,615.45
Step by Step Solution
- Step 1: Write the proportion equation
19,303,344.93 : 28,954,994.13 = 4,926,414.26 : x - Step 2: Convert to fraction form
19,303,344.93/28,954,994.13 = 4,926,414.26/x - Step 3: Cross multiply
19,303,344.93x = 28,954,994.13 × 4,926,414.26 - Step 4: Simplify right side
19,303,344.93x = 142,644,296,052,635.78 - Step 5: Solve for x
x = 142,644,296,052,635.78/19,303,344.93 - Step 6: Final answer
x = 7,389,615.45
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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.