Finding the Fourth Proportional to 16,616,811.60, 24,932,215.80 and 9,049,208.40
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Solution
The fourth proportional to 16,616,811.60, 24,932,215.80 and 9,049,208.40 is: 13,577,623.80
Step by Step Solution
- Step 1: Write the proportion equation
16,616,811.60 : 24,932,215.80 = 9,049,208.40 : x - Step 2: Convert to fraction form
16,616,811.60/24,932,215.80 = 9,049,208.40/x - Step 3: Cross multiply
16,616,811.60x = 24,932,215.80 × 9,049,208.40 - Step 4: Simplify right side
16,616,811.60x = 225,616,816,647,972.75 - Step 5: Solve for x
x = 225,616,816,647,972.75/16,616,811.60 - Step 6: Final answer
x = 13,577,623.80
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1.5x scale
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.