Finding the Fourth Proportional to 5,775,512.84, 7,973,967.87 and 3,711,323.82
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Solution
The fourth proportional to 5,775,512.84, 7,973,967.87 and 3,711,323.82 is: 5,124,043.13
Step by Step Solution
- Step 1: Write the proportion equation
5,775,512.84 : 7,973,967.87 = 3,711,323.82 : x - Step 2: Convert to fraction form
5,775,512.84/7,973,967.87 = 3,711,323.82/x - Step 3: Cross multiply
5,775,512.84x = 7,973,967.87 × 3,711,323.82 - Step 4: Simplify right side
5,775,512.84x = 29,593,976,895,845.66 - Step 5: Solve for x
x = 29,593,976,895,845.66/5,775,512.84 - Step 6: Final answer
x = 5,124,043.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.