Finding the Fourth Proportional to 20,342,473.12, 30,510,356.04 and 6,695,797.12
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Solution
The fourth proportional to 20,342,473.12, 30,510,356.04 and 6,695,797.12 is: 10,042,591.82
Step by Step Solution
- Step 1: Write the proportion equation
20,342,473.12 : 30,510,356.04 = 6,695,797.12 : x - Step 2: Convert to fraction form
20,342,473.12/30,510,356.04 = 6,695,797.12/x - Step 3: Cross multiply
20,342,473.12x = 30,510,356.04 × 6,695,797.12 - Step 4: Simplify right side
20,342,473.12x = 204,291,154,102,806.59 - Step 5: Solve for x
x = 204,291,154,102,806.59/20,342,473.12 - Step 6: Final answer
x = 10,042,591.82
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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.