Finding the Fourth Proportional to 7,165,615.74, 10,737,794.79 and 5,263,056.96
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Solution
The fourth proportional to 7,165,615.74, 10,737,794.79 and 5,263,056.96 is: 7,886,778.70
Step by Step Solution
- Step 1: Write the proportion equation
7,165,615.74 : 10,737,794.79 = 5,263,056.96 : x - Step 2: Convert to fraction form
7,165,615.74/10,737,794.79 = 5,263,056.96/x - Step 3: Cross multiply
7,165,615.74x = 10,737,794.79 × 5,263,056.96 - Step 4: Simplify right side
7,165,615.74x = 56,513,625,644,827.97 - Step 5: Solve for x
x = 56,513,625,644,827.97/7,165,615.74 - Step 6: Final answer
x = 7,886,778.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.