Finding the Fourth Proportional to 7,754,606.84, 11,626,523.69 and 3,434,302.82
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Solution
The fourth proportional to 7,754,606.84, 11,626,523.69 and 3,434,302.82 is: 5,149,068.67
Step by Step Solution
- Step 1: Write the proportion equation
7,754,606.84 : 11,626,523.69 = 3,434,302.82 : x - Step 2: Convert to fraction form
7,754,606.84/11,626,523.69 = 3,434,302.82/x - Step 3: Cross multiply
7,754,606.84x = 11,626,523.69 × 3,434,302.82 - Step 4: Simplify right side
7,754,606.84x = 39,929,003,107,258.60 - Step 5: Solve for x
x = 39,929,003,107,258.60/7,754,606.84 - Step 6: Final answer
x = 5,149,068.67
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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.