Finding the Fourth Proportional to 73,213,609.68, 101,034,813.36 and 40,618,561.68
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Solution
The fourth proportional to 73,213,609.68, 101,034,813.36 and 40,618,561.68 is: 56,053,632.87
Step by Step Solution
- Step 1: Write the proportion equation
73,213,609.68 : 101,034,813.36 = 40,618,561.68 : x - Step 2: Convert to fraction form
73,213,609.68/101,034,813.36 = 40,618,561.68/x - Step 3: Cross multiply
73,213,609.68x = 101,034,813.36 × 40,618,561.68 - Step 4: Simplify right side
73,213,609.68x = 4,103,888,798,290,448 - Step 5: Solve for x
x = 4,103,888,798,290,448/73,213,609.68 - Step 6: Final answer
x = 56,053,632.87
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.