Finding the Fourth Proportional to 7,956,769.74, 11,935,237.77 and 6,369,423.54
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Solution
The fourth proportional to 7,956,769.74, 11,935,237.77 and 6,369,423.54 is: 9,554,201.88
Step by Step Solution
- Step 1: Write the proportion equation
7,956,769.74 : 11,935,237.77 = 6,369,423.54 : x - Step 2: Convert to fraction form
7,956,769.74/11,935,237.77 = 6,369,423.54/x - Step 3: Cross multiply
7,956,769.74x = 11,935,237.77 × 6,369,423.54 - Step 4: Simplify right side
7,956,769.74x = 76,020,584,407,735.11 - Step 5: Solve for x
x = 76,020,584,407,735.11/7,956,769.74 - Step 6: Final answer
x = 9,554,201.88
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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.