Finding the Fourth Proportional to 7,768,238.37, 11,652,394.41 and 2,376,880.19
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Solution
The fourth proportional to 7,768,238.37, 11,652,394.41 and 2,376,880.19 is: 3,565,331.56
Step by Step Solution
- Step 1: Write the proportion equation
7,768,238.37 : 11,652,394.41 = 2,376,880.19 : x - Step 2: Convert to fraction form
7,768,238.37/11,652,394.41 = 2,376,880.19/x - Step 3: Cross multiply
7,768,238.37x = 11,652,394.41 × 2,376,880.19 - Step 4: Simplify right side
7,768,238.37x = 27,696,345,439,195.74 - Step 5: Solve for x
x = 27,696,345,439,195.74/7,768,238.37 - Step 6: Final answer
x = 3,565,331.56
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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.