Finding the Fourth Proportional to 32,080,690.80, 48,121,036.20 and 14,808,858.30
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Solution
The fourth proportional to 32,080,690.80, 48,121,036.20 and 14,808,858.30 is: 22,213,287.45
Step by Step Solution
- Step 1: Write the proportion equation
32,080,690.80 : 48,121,036.20 = 14,808,858.30 : x - Step 2: Convert to fraction form
32,080,690.80/48,121,036.20 = 14,808,858.30/x - Step 3: Cross multiply
32,080,690.80x = 48,121,036.20 × 14,808,858.30 - Step 4: Simplify right side
32,080,690.80x = 712,617,606,334,970.50 - Step 5: Solve for x
x = 712,617,606,334,970.50/32,080,690.80 - Step 6: Final answer
x = 22,213,287.45
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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.