Finding the Fourth Proportional to 36,476,672.68, 50,331,153.36 and 20,795,029.48
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Solution
The fourth proportional to 36,476,672.68, 50,331,153.36 and 20,795,029.48 is: 28,693,346.76
Step by Step Solution
- Step 1: Write the proportion equation
36,476,672.68 : 50,331,153.36 = 20,795,029.48 : x - Step 2: Convert to fraction form
36,476,672.68/50,331,153.36 = 20,795,029.48/x - Step 3: Cross multiply
36,476,672.68x = 50,331,153.36 × 20,795,029.48 - Step 4: Simplify right side
36,476,672.68x = 1,046,637,817,883,601.12 - Step 5: Solve for x
x = 1,046,637,817,883,601.12/36,476,672.68 - Step 6: Final answer
x = 28,693,346.76
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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.