Finding the Fourth Proportional to 48,370,618.05, 66,757,462.11 and 27,469,364.58
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Solution
The fourth proportional to 48,370,618.05, 66,757,462.11 and 27,469,364.58 is: 37,911,135.71
Step by Step Solution
- Step 1: Write the proportion equation
48,370,618.05 : 66,757,462.11 = 27,469,364.58 : x - Step 2: Convert to fraction form
48,370,618.05/66,757,462.11 = 27,469,364.58/x - Step 3: Cross multiply
48,370,618.05x = 66,757,462.11 × 27,469,364.58 - Step 4: Simplify right side
48,370,618.05x = 1,833,785,065,135,126 - Step 5: Solve for x
x = 1,833,785,065,135,126/48,370,618.05 - Step 6: Final answer
x = 37,911,135.71
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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.