Finding the Fourth Proportional to 7,497,742.04, 11,246,998.20 and 2,106,812.87
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Solution
The fourth proportional to 7,497,742.04, 11,246,998.20 and 2,106,812.87 is: 3,160,327.53
Step by Step Solution
- Step 1: Write the proportion equation
7,497,742.04 : 11,246,998.20 = 2,106,812.87 : x - Step 2: Convert to fraction form
7,497,742.04/11,246,998.20 = 2,106,812.87/x - Step 3: Cross multiply
7,497,742.04x = 11,246,998.20 × 2,106,812.87 - Step 4: Simplify right side
7,497,742.04x = 23,695,320,556,626.83 - Step 5: Solve for x
x = 23,695,320,556,626.83/7,497,742.04 - Step 6: Final answer
x = 3,160,327.53
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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.