Finding the Fourth Proportional to 8,951,339.28, 13,427,102.70 and 7,165,574.46
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Solution
The fourth proportional to 8,951,339.28, 13,427,102.70 and 7,165,574.46 is: 10,748,436.76
Step by Step Solution
- Step 1: Write the proportion equation
8,951,339.28 : 13,427,102.70 = 7,165,574.46 : x - Step 2: Convert to fraction form
8,951,339.28/13,427,102.70 = 7,165,574.46/x - Step 3: Cross multiply
8,951,339.28x = 13,427,102.70 × 7,165,574.46 - Step 4: Simplify right side
8,951,339.28x = 96,212,904,178,917.03 - Step 5: Solve for x
x = 96,212,904,178,917.03/8,951,339.28 - Step 6: Final answer
x = 10,748,436.76
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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.