Finding the Fourth Proportional to 7,487,246.44, 11,230,870.12 and 2,438,556.94
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Solution
The fourth proportional to 7,487,246.44, 11,230,870.12 and 2,438,556.94 is: 3,657,835.56
Step by Step Solution
- Step 1: Write the proportion equation
7,487,246.44 : 11,230,870.12 = 2,438,556.94 : x - Step 2: Convert to fraction form
7,487,246.44/11,230,870.12 = 2,438,556.94/x - Step 3: Cross multiply
7,487,246.44x = 11,230,870.12 × 2,438,556.94 - Step 4: Simplify right side
7,487,246.44x = 27,387,116,281,306.83 - Step 5: Solve for x
x = 27,387,116,281,306.83/7,487,246.44 - Step 6: Final answer
x = 3,657,835.56
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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.