Finding the Fourth Proportional to 36,877,726.49, 50,889,928.74 and 20,357,496.48
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Solution
The fourth proportional to 36,877,726.49, 50,889,928.74 and 20,357,496.48 is: 28,092,608.84
Step by Step Solution
- Step 1: Write the proportion equation
36,877,726.49 : 50,889,928.74 = 20,357,496.48 : x - Step 2: Convert to fraction form
36,877,726.49/50,889,928.74 = 20,357,496.48/x - Step 3: Cross multiply
36,877,726.49x = 50,889,928.74 × 20,357,496.48 - Step 4: Simplify right side
36,877,726.49x = 1,035,991,545,192,000.88 - Step 5: Solve for x
x = 1,035,991,545,192,000.88/36,877,726.49 - Step 6: Final answer
x = 28,092,608.84
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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.