Finding the Fourth Proportional to 49,032,246.80, 73,415,659.80 and 38,415,414.80
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Solution
The fourth proportional to 49,032,246.80, 73,415,659.80 and 38,415,414.80 is: 57,519,147.26
Step by Step Solution
- Step 1: Write the proportion equation
49,032,246.80 : 73,415,659.80 = 38,415,414.80 : x - Step 2: Convert to fraction form
49,032,246.80/73,415,659.80 = 38,415,414.80/x - Step 3: Cross multiply
49,032,246.80x = 73,415,659.80 × 38,415,414.80 - Step 4: Simplify right side
49,032,246.80x = 2,820,293,024,032,684.50 - Step 5: Solve for x
x = 2,820,293,024,032,684.50/49,032,246.80 - Step 6: Final answer
x = 57,519,147.26
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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.