Finding the Fourth Proportional to 17,518,420.40, 24,175,340.36 and 9,677,934.88
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Solution
The fourth proportional to 17,518,420.40, 24,175,340.36 and 9,677,934.88 is: 13,355,506.05
Step by Step Solution
- Step 1: Write the proportion equation
17,518,420.40 : 24,175,340.36 = 9,677,934.88 : x - Step 2: Convert to fraction form
17,518,420.40/24,175,340.36 = 9,677,934.88/x - Step 3: Cross multiply
17,518,420.40x = 24,175,340.36 × 9,677,934.88 - Step 4: Simplify right side
17,518,420.40x = 233,967,369,705,915.78 - Step 5: Solve for x
x = 233,967,369,705,915.78/17,518,420.40 - Step 6: Final answer
x = 13,355,506.05
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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.