Finding the Fourth Proportional to 7,994,756.63, 11,992,136.99 and 2,238,338.31
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Solution
The fourth proportional to 7,994,756.63, 11,992,136.99 and 2,238,338.31 is: 3,357,508.04
Step by Step Solution
- Step 1: Write the proportion equation
7,994,756.63 : 11,992,136.99 = 2,238,338.31 : x - Step 2: Convert to fraction form
7,994,756.63/11,992,136.99 = 2,238,338.31/x - Step 3: Cross multiply
7,994,756.63x = 11,992,136.99 × 2,238,338.31 - Step 4: Simplify right side
7,994,756.63x = 26,842,459,632,293.39 - Step 5: Solve for x
x = 26,842,459,632,293.39/7,994,756.63 - Step 6: Final answer
x = 3,357,508.04
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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.