Finding the Fourth Proportional to 36,677,349.99, 50,613,672.56 and 20,995,854.48
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Solution
The fourth proportional to 36,677,349.99, 50,613,672.56 and 20,995,854.48 is: 28,973,666.42
Step by Step Solution
- Step 1: Write the proportion equation
36,677,349.99 : 50,613,672.56 = 20,995,854.48 : x - Step 2: Convert to fraction form
36,677,349.99/50,613,672.56 = 20,995,854.48/x - Step 3: Cross multiply
36,677,349.99x = 50,613,672.56 × 20,995,854.48 - Step 4: Simplify right side
36,677,349.99x = 1,062,677,303,663,149.88 - Step 5: Solve for x
x = 1,062,677,303,663,149.88/36,677,349.99 - Step 6: Final answer
x = 28,973,666.42
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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.