Finding the Fourth Proportional to 29,236,109.96, 40,345,342.80 and 16,183,088.84
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Solution
The fourth proportional to 29,236,109.96, 40,345,342.80 and 16,183,088.84 is: 22,332,391.95
Step by Step Solution
- Step 1: Write the proportion equation
29,236,109.96 : 40,345,342.80 = 16,183,088.84 : x - Step 2: Convert to fraction form
29,236,109.96/40,345,342.80 = 16,183,088.84/x - Step 3: Cross multiply
29,236,109.96x = 40,345,342.80 × 16,183,088.84 - Step 4: Simplify right side
29,236,109.96x = 652,912,266,812,654.25 - Step 5: Solve for x
x = 652,912,266,812,654.25/29,236,109.96 - Step 6: Final answer
x = 22,332,391.95
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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.