Finding the Fourth Proportional to 16,053,400.37, 22,153,580.13 and 8,711,046.79
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Solution
The fourth proportional to 16,053,400.37, 22,153,580.13 and 8,711,046.79 is: 12,021,183.59
Step by Step Solution
- Step 1: Write the proportion equation
16,053,400.37 : 22,153,580.13 = 8,711,046.79 : x - Step 2: Convert to fraction form
16,053,400.37/22,153,580.13 = 8,711,046.79/x - Step 3: Cross multiply
16,053,400.37x = 22,153,580.13 × 8,711,046.79 - Step 4: Simplify right side
16,053,400.37x = 192,980,873,078,444.25 - Step 5: Solve for x
x = 192,980,873,078,444.25/16,053,400.37 - Step 6: Final answer
x = 12,021,183.59
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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.