Finding the Fourth Proportional to 10,104,906.70, 15,157,360.05 and 2,916,675.10
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Solution
The fourth proportional to 10,104,906.70, 15,157,360.05 and 2,916,675.10 is: 4,375,012.65
Step by Step Solution
- Step 1: Write the proportion equation
10,104,906.70 : 15,157,360.05 = 2,916,675.10 : x - Step 2: Convert to fraction form
10,104,906.70/15,157,360.05 = 2,916,675.10/x - Step 3: Cross multiply
10,104,906.70x = 15,157,360.05 × 2,916,675.10 - Step 4: Simplify right side
10,104,906.70x = 44,209,094,639,569.76 - Step 5: Solve for x
x = 44,209,094,639,569.76/10,104,906.70 - Step 6: Final answer
x = 4,375,012.65
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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.