Finding the Fourth Proportional to 91,713,725.28, 126,516,701.79 and 54,517,548.42
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Solution
The fourth proportional to 91,713,725.28, 126,516,701.79 and 54,517,548.42 is: 75,205,541.97
Step by Step Solution
- Step 1: Write the proportion equation
91,713,725.28 : 126,516,701.79 = 54,517,548.42 : x - Step 2: Convert to fraction form
91,713,725.28/126,516,701.79 = 54,517,548.42/x - Step 3: Cross multiply
91,713,725.28x = 126,516,701.79 × 54,517,548.42 - Step 4: Simplify right side
91,713,725.28x = 6,897,380,415,775,026 - Step 5: Solve for x
x = 6,897,380,415,775,026/91,713,725.28 - Step 6: Final answer
x = 75,205,541.97
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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.