Finding the Fourth Proportional to 18,409,555.08, 27,614,331.84 and 17,489,005.80
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Solution
The fourth proportional to 18,409,555.08, 27,614,331.84 and 17,489,005.80 is: 26,233,507.96
Step by Step Solution
- Step 1: Write the proportion equation
18,409,555.08 : 27,614,331.84 = 17,489,005.80 : x - Step 2: Convert to fraction form
18,409,555.08/27,614,331.84 = 17,489,005.80/x - Step 3: Cross multiply
18,409,555.08x = 27,614,331.84 × 17,489,005.80 - Step 4: Simplify right side
18,409,555.08x = 482,947,209,712,884.69 - Step 5: Solve for x
x = 482,947,209,712,884.69/18,409,555.08 - Step 6: Final answer
x = 26,233,507.96
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1.5x scale
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.