Finding the Fourth Proportional to 16,450,141.28, 22,701,904.25 and 9,107,974.19
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Solution
The fourth proportional to 16,450,141.28, 22,701,904.25 and 9,107,974.19 is: 12,569,397.09
Step by Step Solution
- Step 1: Write the proportion equation
16,450,141.28 : 22,701,904.25 = 9,107,974.19 : x - Step 2: Convert to fraction form
16,450,141.28/22,701,904.25 = 9,107,974.19/x - Step 3: Cross multiply
16,450,141.28x = 22,701,904.25 × 9,107,974.19 - Step 4: Simplify right side
16,450,141.28x = 206,768,357,984,066.22 - Step 5: Solve for x
x = 206,768,357,984,066.22/16,450,141.28 - Step 6: Final answer
x = 12,569,397.09
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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.