Finding the Fourth Proportional to 4,929,911.97, 6,803,630.56 and 2,724,727.35
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Solution
The fourth proportional to 4,929,911.97, 6,803,630.56 and 2,724,727.35 is: 3,760,318.31
Step by Step Solution
- Step 1: Write the proportion equation
4,929,911.97 : 6,803,630.56 = 2,724,727.35 : x - Step 2: Convert to fraction form
4,929,911.97/6,803,630.56 = 2,724,727.35/x - Step 3: Cross multiply
4,929,911.97x = 6,803,630.56 × 2,724,727.35 - Step 4: Simplify right side
4,929,911.97x = 18,538,038,232,109.66 - Step 5: Solve for x
x = 18,538,038,232,109.66/4,929,911.97 - Step 6: Final answer
x = 3,760,318.31
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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.