Finding the Fourth Proportional to 8,987,634.99, 13,481,341.92 and 8,551,927.35
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Solution
The fourth proportional to 8,987,634.99, 13,481,341.92 and 8,551,927.35 is: 12,827,785.82
Step by Step Solution
- Step 1: Write the proportion equation
8,987,634.99 : 13,481,341.92 = 8,551,927.35 : x - Step 2: Convert to fraction form
8,987,634.99/13,481,341.92 = 8,551,927.35/x - Step 3: Cross multiply
8,987,634.99x = 13,481,341.92 × 8,551,927.35 - Step 4: Simplify right side
8,987,634.99x = 115,291,456,680,349.50 - Step 5: Solve for x
x = 115,291,456,680,349.50/8,987,634.99 - Step 6: Final answer
x = 12,827,785.82
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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.