Finding the Fourth Proportional to 45,519,208.24, 62,887,240.32 and 38,165,639.44
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Solution
The fourth proportional to 45,519,208.24, 62,887,240.32 and 38,165,639.44 is: 52,727,888.56
Step by Step Solution
- Step 1: Write the proportion equation
45,519,208.24 : 62,887,240.32 = 38,165,639.44 : x - Step 2: Convert to fraction form
45,519,208.24/62,887,240.32 = 38,165,639.44/x - Step 3: Cross multiply
45,519,208.24x = 62,887,240.32 × 38,165,639.44 - Step 4: Simplify right side
45,519,208.24x = 2,400,131,739,429,750 - Step 5: Solve for x
x = 2,400,131,739,429,750/45,519,208.24 - Step 6: Final answer
x = 52,727,888.56
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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.