Finding the Fourth Proportional to 17,486,867.05, 26,230,300.58 and 12,727,955.05
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Solution
The fourth proportional to 17,486,867.05, 26,230,300.58 and 12,727,955.05 is: 19,091,932.58
Step by Step Solution
- Step 1: Write the proportion equation
17,486,867.05 : 26,230,300.58 = 12,727,955.05 : x - Step 2: Convert to fraction form
17,486,867.05/26,230,300.58 = 12,727,955.05/x - Step 3: Cross multiply
17,486,867.05x = 26,230,300.58 × 12,727,955.05 - Step 4: Simplify right side
17,486,867.05x = 333,858,086,666,589.19 - Step 5: Solve for x
x = 333,858,086,666,589.19/17,486,867.05 - Step 6: Final answer
x = 19,091,932.58
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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.