Finding the Fourth Proportional to 19,175,654.64, 28,763,589.50 and 6,396,124.26
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Solution
The fourth proportional to 19,175,654.64, 28,763,589.50 and 6,396,124.26 is: 9,594,222.26
Step by Step Solution
- Step 1: Write the proportion equation
19,175,654.64 : 28,763,589.50 = 6,396,124.26 : x - Step 2: Convert to fraction form
19,175,654.64/28,763,589.50 = 6,396,124.26/x - Step 3: Cross multiply
19,175,654.64x = 28,763,589.50 × 6,396,124.26 - Step 4: Simplify right side
19,175,654.64x = 183,975,492,573,650.66 - Step 5: Solve for x
x = 183,975,492,573,650.66/19,175,654.64 - Step 6: Final answer
x = 9,594,222.26
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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.