Finding the Fourth Proportional to 29,110,839.53, 40,185,870.62 and 18,802,589.99
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Solution
The fourth proportional to 29,110,839.53, 40,185,870.62 and 18,802,589.99 is: 25,955,914.04
Step by Step Solution
- Step 1: Write the proportion equation
29,110,839.53 : 40,185,870.62 = 18,802,589.99 : x - Step 2: Convert to fraction form
29,110,839.53/40,185,870.62 = 18,802,589.99/x - Step 3: Cross multiply
29,110,839.53x = 40,185,870.62 × 18,802,589.99 - Step 4: Simplify right side
29,110,839.53x = 755,598,448,364,104.75 - Step 5: Solve for x
x = 755,598,448,364,104.75/29,110,839.53 - Step 6: Final answer
x = 25,955,914.04
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1.5x scale
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.