Finding the Fourth Proportional to 7,493,959.68, 11,241,644.64 and 2,102,589.12
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Solution
The fourth proportional to 7,493,959.68, 11,241,644.64 and 2,102,589.12 is: 3,154,081.52
Step by Step Solution
- Step 1: Write the proportion equation
7,493,959.68 : 11,241,644.64 = 2,102,589.12 : x - Step 2: Convert to fraction form
7,493,959.68/11,241,644.64 = 2,102,589.12/x - Step 3: Cross multiply
7,493,959.68x = 11,241,644.64 × 2,102,589.12 - Step 4: Simplify right side
7,493,959.68x = 23,636,559,710,970.32 - Step 5: Solve for x
x = 23,636,559,710,970.32/7,493,959.68 - Step 6: Final answer
x = 3,154,081.52
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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.