Finding the Fourth Proportional to 7,476,476.81, 11,214,715.21 and 2,359,425.33
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Solution
The fourth proportional to 7,476,476.81, 11,214,715.21 and 2,359,425.33 is: 3,539,138.00
Step by Step Solution
- Step 1: Write the proportion equation
7,476,476.81 : 11,214,715.21 = 2,359,425.33 : x - Step 2: Convert to fraction form
7,476,476.81/11,214,715.21 = 2,359,425.33/x - Step 3: Cross multiply
7,476,476.81x = 11,214,715.21 × 2,359,425.33 - Step 4: Simplify right side
7,476,476.81x = 26,460,283,129,311.71 - Step 5: Solve for x
x = 26,460,283,129,311.71/7,476,476.81 - Step 6: Final answer
x = 3,539,138.00
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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.