Finding the Fourth Proportional to 10,660,664.86, 14,711,719.84 and 6,015,435.82
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Solution
The fourth proportional to 10,660,664.86, 14,711,719.84 and 6,015,435.82 is: 8,301,302.75
Step by Step Solution
- Step 1: Write the proportion equation
10,660,664.86 : 14,711,719.84 = 6,015,435.82 : x - Step 2: Convert to fraction form
10,660,664.86/14,711,719.84 = 6,015,435.82/x - Step 3: Cross multiply
10,660,664.86x = 14,711,719.84 × 6,015,435.82 - Step 4: Simplify right side
10,660,664.86x = 88,497,406,499,340.67 - Step 5: Solve for x
x = 88,497,406,499,340.67/10,660,664.86 - Step 6: Final answer
x = 8,301,302.75
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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.