Finding the Fourth Proportional to 7,556,101.44, 10,427,423.76 and 4,292,921.76
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Solution
The fourth proportional to 7,556,101.44, 10,427,423.76 and 4,292,921.76 is: 5,924,234.17
Step by Step Solution
- Step 1: Write the proportion equation
7,556,101.44 : 10,427,423.76 = 4,292,921.76 : x - Step 2: Convert to fraction form
7,556,101.44/10,427,423.76 = 4,292,921.76/x - Step 3: Cross multiply
7,556,101.44x = 10,427,423.76 × 4,292,921.76 - Step 4: Simplify right side
7,556,101.44x = 44,764,114,360,045.02 - Step 5: Solve for x
x = 44,764,114,360,045.02/7,556,101.44 - Step 6: Final answer
x = 5,924,234.17
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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.