Finding the Fourth Proportional to 17,487,287.92, 24,124,221.12 and 11,373,485.68
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Solution
The fourth proportional to 17,487,287.92, 24,124,221.12 and 11,373,485.68 is: 15,690,053.52
Step by Step Solution
- Step 1: Write the proportion equation
17,487,287.92 : 24,124,221.12 = 11,373,485.68 : x - Step 2: Convert to fraction form
17,487,287.92/24,124,221.12 = 11,373,485.68/x - Step 3: Cross multiply
17,487,287.92x = 24,124,221.12 × 11,373,485.68 - Step 4: Simplify right side
17,487,287.92x = 274,376,483,449,473.56 - Step 5: Solve for x
x = 274,376,483,449,473.56/17,487,287.92 - Step 6: Final answer
x = 15,690,053.52
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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.