Finding the Fourth Proportional to 5,368,895.08, 7,409,394.12 and 3,077,203.84
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Solution
The fourth proportional to 5,368,895.08, 7,409,394.12 and 3,077,203.84 is: 4,246,724.08
Step by Step Solution
- Step 1: Write the proportion equation
5,368,895.08 : 7,409,394.12 = 3,077,203.84 : x - Step 2: Convert to fraction form
5,368,895.08/7,409,394.12 = 3,077,203.84/x - Step 3: Cross multiply
5,368,895.08x = 7,409,394.12 × 3,077,203.84 - Step 4: Simplify right side
5,368,895.08x = 22,800,216,038,137.42 - Step 5: Solve for x
x = 22,800,216,038,137.42/5,368,895.08 - Step 6: Final answer
x = 4,246,724.08
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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.