Finding the Fourth Proportional to 29,742,414.53, 41,046,025.99 and 18,585,647.26
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Solution
The fourth proportional to 29,742,414.53, 41,046,025.99 and 18,585,647.26 is: 25,649,126.77
Step by Step Solution
- Step 1: Write the proportion equation
29,742,414.53 : 41,046,025.99 = 18,585,647.26 : x - Step 2: Convert to fraction form
29,742,414.53/41,046,025.99 = 18,585,647.26/x - Step 3: Cross multiply
29,742,414.53x = 41,046,025.99 × 18,585,647.26 - Step 4: Simplify right side
29,742,414.53x = 762,866,960,549,471.88 - Step 5: Solve for x
x = 762,866,960,549,471.88/29,742,414.53 - Step 6: Final answer
x = 25,649,126.77
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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.