Finding the Fourth Proportional to 5,013,733.65, 6,918,915.29 and 2,721,835.41
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Solution
The fourth proportional to 5,013,733.65, 6,918,915.29 and 2,721,835.41 is: 3,756,112.70
Step by Step Solution
- Step 1: Write the proportion equation
5,013,733.65 : 6,918,915.29 = 2,721,835.41 : x - Step 2: Convert to fraction form
5,013,733.65/6,918,915.29 = 2,721,835.41/x - Step 3: Cross multiply
5,013,733.65x = 6,918,915.29 × 2,721,835.41 - Step 4: Simplify right side
5,013,733.65x = 18,832,148,621,503.24 - Step 5: Solve for x
x = 18,832,148,621,503.24/5,013,733.65 - Step 6: Final answer
x = 3,756,112.70
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1.5x scale
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.