Finding the Fourth Proportional to 14,583,274.76, 20,125,130.18 and 8,057,054.76
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Solution
The fourth proportional to 14,583,274.76, 20,125,130.18 and 8,057,054.76 is: 11,118,852.15
Step by Step Solution
- Step 1: Write the proportion equation
14,583,274.76 : 20,125,130.18 = 8,057,054.76 : x - Step 2: Convert to fraction form
14,583,274.76/20,125,130.18 = 8,057,054.76/x - Step 3: Cross multiply
14,583,274.76x = 20,125,130.18 × 8,057,054.76 - Step 4: Simplify right side
14,583,274.76x = 162,149,275,872,103.38 - Step 5: Solve for x
x = 162,149,275,872,103.38/14,583,274.76 - Step 6: Final answer
x = 11,118,852.15
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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.