Finding the Fourth Proportional to 24,587,205.80, 36,880,808.70 and 12,643,269.80
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Solution
The fourth proportional to 24,587,205.80, 36,880,808.70 and 12,643,269.80 is: 18,964,904.70
Step by Step Solution
- Step 1: Write the proportion equation
24,587,205.80 : 36,880,808.70 = 12,643,269.80 : x - Step 2: Convert to fraction form
24,587,205.80/36,880,808.70 = 12,643,269.80/x - Step 3: Cross multiply
24,587,205.80x = 36,880,808.70 × 12,643,269.80 - Step 4: Simplify right side
24,587,205.80x = 466,294,014,836,287.31 - Step 5: Solve for x
x = 466,294,014,836,287.31/24,587,205.80 - Step 6: Final answer
x = 18,964,904.70
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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.