Finding the Fourth Proportional to 18,062,072.58, 24,925,842.54 and 9,802,206.12
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Solution
The fourth proportional to 18,062,072.58, 24,925,842.54 and 9,802,206.12 is: 13,527,143.42
Step by Step Solution
- Step 1: Write the proportion equation
18,062,072.58 : 24,925,842.54 = 9,802,206.12 : x - Step 2: Convert to fraction form
18,062,072.58/24,925,842.54 = 9,802,206.12/x - Step 3: Cross multiply
18,062,072.58x = 24,925,842.54 × 9,802,206.12 - Step 4: Simplify right side
18,062,072.58x = 244,328,246,291,744.31 - Step 5: Solve for x
x = 244,328,246,291,744.31/18,062,072.58 - Step 6: Final answer
x = 13,527,143.42
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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.