Finding the Fourth Proportional to 10,544,489.84, 15,818,653.85 and 4,787,310.75
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Solution
The fourth proportional to 10,544,489.84, 15,818,653.85 and 4,787,310.75 is: 7,181,837.41
Step by Step Solution
- Step 1: Write the proportion equation
10,544,489.84 : 15,818,653.85 = 4,787,310.75 : x - Step 2: Convert to fraction form
10,544,489.84/15,818,653.85 = 4,787,310.75/x - Step 3: Cross multiply
10,544,489.84x = 15,818,653.85 × 4,787,310.75 - Step 4: Simplify right side
10,544,489.84x = 75,728,811,602,697.34 - Step 5: Solve for x
x = 75,728,811,602,697.34/10,544,489.84 - Step 6: Final answer
x = 7,181,837.41
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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.