Finding the Fourth Proportional to 17,767,356.76, 26,661,652.80 and 16,321,837.24
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Solution
The fourth proportional to 17,767,356.76, 26,661,652.80 and 16,321,837.24 is: 24,492,509.69
Step by Step Solution
- Step 1: Write the proportion equation
17,767,356.76 : 26,661,652.80 = 16,321,837.24 : x - Step 2: Convert to fraction form
17,767,356.76/26,661,652.80 = 16,321,837.24/x - Step 3: Cross multiply
17,767,356.76x = 26,661,652.80 × 16,321,837.24 - Step 4: Simplify right side
17,767,356.76x = 435,167,157,550,990.31 - Step 5: Solve for x
x = 435,167,157,550,990.31/17,767,356.76 - Step 6: Final answer
x = 24,492,509.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.