Finding the Fourth Proportional to 29,994,776.55, 41,392,585.53 and 16,243,425.99
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Solution
The fourth proportional to 29,994,776.55, 41,392,585.53 and 16,243,425.99 is: 22,415,816.25
Step by Step Solution
- Step 1: Write the proportion equation
29,994,776.55 : 41,392,585.53 = 16,243,425.99 : x - Step 2: Convert to fraction form
29,994,776.55/41,392,585.53 = 16,243,425.99/x - Step 3: Cross multiply
29,994,776.55x = 41,392,585.53 × 16,243,425.99 - Step 4: Simplify right side
29,994,776.55x = 672,357,399,591,300 - Step 5: Solve for x
x = 672,357,399,591,300/29,994,776.55 - Step 6: Final answer
x = 22,415,816.25
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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.