Finding the Fourth Proportional to 17,880,960.49, 24,684,473.26 and 11,998,490
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Solution
The fourth proportional to 17,880,960.49, 24,684,473.26 and 11,998,490 is: 16,563,786.14
Step by Step Solution
- Step 1: Write the proportion equation
17,880,960.49 : 24,684,473.26 = 11,998,490 : x - Step 2: Convert to fraction form
17,880,960.49/24,684,473.26 = 11,998,490/x - Step 3: Cross multiply
17,880,960.49x = 24,684,473.26 × 11,998,490 - Step 4: Simplify right side
17,880,960.49x = 296,176,405,565,377.44 - Step 5: Solve for x
x = 296,176,405,565,377.44/17,880,960.49 - Step 6: Final answer
x = 16,563,786.14
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1.5x scale
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.