Finding the Fourth Proportional to 7,259,964.02, 10,019,335.97 and 4,162,775.53
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Solution
The fourth proportional to 7,259,964.02, 10,019,335.97 and 4,162,775.53 is: 5,744,966.02
Step by Step Solution
- Step 1: Write the proportion equation
7,259,964.02 : 10,019,335.97 = 4,162,775.53 : x - Step 2: Convert to fraction form
7,259,964.02/10,019,335.97 = 4,162,775.53/x - Step 3: Cross multiply
7,259,964.02x = 10,019,335.97 × 4,162,775.53 - Step 4: Simplify right side
7,259,964.02x = 41,708,246,602,764.81 - Step 5: Solve for x
x = 41,708,246,602,764.81/7,259,964.02 - Step 6: Final answer
x = 5,744,966.02
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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.