Finding the Fourth Proportional to 6,218,655.12, 9,329,236.56 and 2,624,425.92
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Solution
The fourth proportional to 6,218,655.12, 9,329,236.56 and 2,624,425.92 is: 3,937,168.05
Step by Step Solution
- Step 1: Write the proportion equation
6,218,655.12 : 9,329,236.56 = 2,624,425.92 : x - Step 2: Convert to fraction form
6,218,655.12/9,329,236.56 = 2,624,425.92/x - Step 3: Cross multiply
6,218,655.12x = 9,329,236.56 × 2,624,425.92 - Step 4: Simplify right side
6,218,655.12x = 24,483,890,241,875.64 - Step 5: Solve for x
x = 24,483,890,241,875.64/6,218,655.12 - Step 6: Final answer
x = 3,937,168.05
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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.