Finding the Fourth Proportional to 45,011,985.68, 67,517,979.36 and 10,933,101.92
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Solution
The fourth proportional to 45,011,985.68, 67,517,979.36 and 10,933,101.92 is: 16,399,653.08
Step by Step Solution
- Step 1: Write the proportion equation
45,011,985.68 : 67,517,979.36 = 10,933,101.92 : x - Step 2: Convert to fraction form
45,011,985.68/67,517,979.36 = 10,933,101.92/x - Step 3: Cross multiply
45,011,985.68x = 67,517,979.36 × 10,933,101.92 - Step 4: Simplify right side
45,011,985.68x = 738,180,949,775,336.38 - Step 5: Solve for x
x = 738,180,949,775,336.38/45,011,985.68 - Step 6: Final answer
x = 16,399,653.08
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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.