Finding the Fourth Proportional to 54,056,476.68, 74,597,871.36 and 29,276,648.88
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Solution
The fourth proportional to 54,056,476.68, 74,597,871.36 and 29,276,648.88 is: 40,401,739.46
Step by Step Solution
- Step 1: Write the proportion equation
54,056,476.68 : 74,597,871.36 = 29,276,648.88 : x - Step 2: Convert to fraction form
54,056,476.68/74,597,871.36 = 29,276,648.88/x - Step 3: Cross multiply
54,056,476.68x = 74,597,871.36 × 29,276,648.88 - Step 4: Simplify right side
54,056,476.68x = 2,183,975,687,002,128 - Step 5: Solve for x
x = 2,183,975,687,002,128/54,056,476.68 - Step 6: Final answer
x = 40,401,739.46
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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.