Finding the Fourth Proportional to 7,908,796.14, 11,858,925.91 and 3,588,488.81
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Solution
The fourth proportional to 7,908,796.14, 11,858,925.91 and 3,588,488.81 is: 5,380,796.54
Step by Step Solution
- Step 1: Write the proportion equation
7,908,796.14 : 11,858,925.91 = 3,588,488.81 : x - Step 2: Convert to fraction form
7,908,796.14/11,858,925.91 = 3,588,488.81/x - Step 3: Cross multiply
7,908,796.14x = 11,858,925.91 × 3,588,488.81 - Step 4: Simplify right side
7,908,796.14x = 42,555,622,926,654.07 - Step 5: Solve for x
x = 42,555,622,926,654.07/7,908,796.14 - Step 6: Final answer
x = 5,380,796.54
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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.