Finding the Fourth Proportional to 18,409,558.08, 27,614,336.34 and 17,489,008.80
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Solution
The fourth proportional to 18,409,558.08, 27,614,336.34 and 17,489,008.80 is: 26,233,512.46
Step by Step Solution
- Step 1: Write the proportion equation
18,409,558.08 : 27,614,336.34 = 17,489,008.80 : x - Step 2: Convert to fraction form
18,409,558.08/27,614,336.34 = 17,489,008.80/x - Step 3: Cross multiply
18,409,558.08x = 27,614,336.34 × 17,489,008.80 - Step 4: Simplify right side
18,409,558.08x = 482,947,371,256,419.81 - Step 5: Solve for x
x = 482,947,371,256,419.81/18,409,558.08 - Step 6: Final answer
x = 26,233,512.46
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1.5x scale
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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.