Finding the Fourth Proportional to 11,471,369.12, 15,830,688.84 and 6,577,388
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Solution
The fourth proportional to 11,471,369.12, 15,830,688.84 and 6,577,388 is: 9,076,909.80
Step by Step Solution
- Step 1: Write the proportion equation
11,471,369.12 : 15,830,688.84 = 6,577,388 : x - Step 2: Convert to fraction form
11,471,369.12/15,830,688.84 = 6,577,388/x - Step 3: Cross multiply
11,471,369.12x = 15,830,688.84 × 6,577,388 - Step 4: Simplify right side
11,471,369.12x = 104,124,582,807,949.92 - Step 5: Solve for x
x = 104,124,582,807,949.92/11,471,369.12 - Step 6: Final answer
x = 9,076,909.80
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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.