Finding the Fourth Proportional to 9,927,278.88, 14,891,776.06 and 2,738,812.80
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Solution
The fourth proportional to 9,927,278.88, 14,891,776.06 and 2,738,812.80 is: 4,108,455.84
Step by Step Solution
- Step 1: Write the proportion equation
9,927,278.88 : 14,891,776.06 = 2,738,812.80 : x - Step 2: Convert to fraction form
9,927,278.88/14,891,776.06 = 2,738,812.80/x - Step 3: Cross multiply
9,927,278.88x = 14,891,776.06 × 2,738,812.80 - Step 4: Simplify right side
9,927,278.88x = 40,785,786,887,861.57 - Step 5: Solve for x
x = 40,785,786,887,861.57/9,927,278.88 - Step 6: Final answer
x = 4,108,455.84
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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.