Finding the Fourth Proportional to 16,452,685.60, 24,668,660.40 and 6,874,727.20
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Solution
The fourth proportional to 16,452,685.60, 24,668,660.40 and 6,874,727.20 is: 10,307,758.55
Step by Step Solution
- Step 1: Write the proportion equation
16,452,685.60 : 24,668,660.40 = 6,874,727.20 : x - Step 2: Convert to fraction form
16,452,685.60/24,668,660.40 = 6,874,727.20/x - Step 3: Cross multiply
16,452,685.60x = 24,668,660.40 × 6,874,727.20 - Step 4: Simplify right side
16,452,685.60x = 169,590,310,639,442.88 - Step 5: Solve for x
x = 169,590,310,639,442.88/16,452,685.60 - Step 6: Final answer
x = 10,307,758.55
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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.