Finding the Fourth Proportional to 11,403,138.74, 17,104,565.43 and 2,767,310.73
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Solution
The fourth proportional to 11,403,138.74, 17,104,565.43 and 2,767,310.73 is: 4,150,931.47
Step by Step Solution
- Step 1: Write the proportion equation
11,403,138.74 : 17,104,565.43 = 2,767,310.73 : x - Step 2: Convert to fraction form
11,403,138.74/17,104,565.43 = 2,767,310.73/x - Step 3: Cross multiply
11,403,138.74x = 17,104,565.43 × 2,767,310.73 - Step 4: Simplify right side
11,403,138.74x = 47,333,647,446,426.06 - Step 5: Solve for x
x = 47,333,647,446,426.06/11,403,138.74 - Step 6: Final answer
x = 4,150,931.47
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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.