Finding the Fourth Proportional to 7,118,706.92, 10,677,814.33 and 2,001,176.12
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Solution
The fourth proportional to 7,118,706.92, 10,677,814.33 and 2,001,176.12 is: 3,001,695.02
Step by Step Solution
- Step 1: Write the proportion equation
7,118,706.92 : 10,677,814.33 = 2,001,176.12 : x - Step 2: Convert to fraction form
7,118,706.92/10,677,814.33 = 2,001,176.12/x - Step 3: Cross multiply
7,118,706.92x = 10,677,814.33 × 2,001,176.12 - Step 4: Simplify right side
7,118,706.92x = 21,368,187,072,681.40 - Step 5: Solve for x
x = 21,368,187,072,681.40/7,118,706.92 - Step 6: Final answer
x = 3,001,695.02
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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.