Finding the Fourth Proportional to 49,180,171.09, 73,773,799.58 and 18,888,034.09
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Solution
The fourth proportional to 49,180,171.09, 73,773,799.58 and 18,888,034.09 is: 28,333,411.83
Step by Step Solution
- Step 1: Write the proportion equation
49,180,171.09 : 73,773,799.58 = 18,888,034.09 : x - Step 2: Convert to fraction form
49,180,171.09/73,773,799.58 = 18,888,034.09/x - Step 3: Cross multiply
49,180,171.09x = 73,773,799.58 × 18,888,034.09 - Step 4: Simplify right side
49,180,171.09x = 1,393,442,041,415,867.75 - Step 5: Solve for x
x = 1,393,442,041,415,867.75/49,180,171.09 - Step 6: Final answer
x = 28,333,411.83
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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.