Finding the Fourth Proportional to 64,956,274.54, 97,434,537.57 and 15,771,921.50
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Solution
The fourth proportional to 64,956,274.54, 97,434,537.57 and 15,771,921.50 is: 23,657,912.79
Step by Step Solution
- Step 1: Write the proportion equation
64,956,274.54 : 97,434,537.57 = 15,771,921.50 : x - Step 2: Convert to fraction form
64,956,274.54/97,434,537.57 = 15,771,921.50/x - Step 3: Cross multiply
64,956,274.54x = 97,434,537.57 × 15,771,921.50 - Step 4: Simplify right side
64,956,274.54x = 1,536,729,878,186,427 - Step 5: Solve for x
x = 1,536,729,878,186,427/64,956,274.54 - Step 6: Final answer
x = 23,657,912.79
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1.5x scale
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.