Finding the Fourth Proportional to 7,727,891.52, 10,664,527.68 and 4,828,966.08
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Solution
The fourth proportional to 7,727,891.52, 10,664,527.68 and 4,828,966.08 is: 6,663,996.55
Step by Step Solution
- Step 1: Write the proportion equation
7,727,891.52 : 10,664,527.68 = 4,828,966.08 : x - Step 2: Convert to fraction form
7,727,891.52/10,664,527.68 = 4,828,966.08/x - Step 3: Cross multiply
7,727,891.52x = 10,664,527.68 × 4,828,966.08 - Step 4: Simplify right side
7,727,891.52x = 51,498,642,425,941.09 - Step 5: Solve for x
x = 51,498,642,425,941.09/7,727,891.52 - Step 6: Final answer
x = 6,663,996.55
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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.