Finding the Fourth Proportional to 17,880,959.49, 24,684,471.88 and 11,998,489
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Solution
The fourth proportional to 17,880,959.49, 24,684,471.88 and 11,998,489 is: 16,563,784.76
Step by Step Solution
- Step 1: Write the proportion equation
17,880,959.49 : 24,684,471.88 = 11,998,489 : x - Step 2: Convert to fraction form
17,880,959.49/24,684,471.88 = 11,998,489/x - Step 3: Cross multiply
17,880,959.49x = 24,684,471.88 × 11,998,489 - Step 4: Simplify right side
17,880,959.49x = 296,176,364,322,989.31 - Step 5: Solve for x
x = 296,176,364,322,989.31/17,880,959.49 - Step 6: Final answer
x = 16,563,784.76
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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.