Finding the Fourth Proportional to 11,293,015.96, 15,584,332.62 and 6,136,378.12
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Solution
The fourth proportional to 11,293,015.96, 15,584,332.62 and 6,136,378.12 is: 8,468,185.83
Step by Step Solution
- Step 1: Write the proportion equation
11,293,015.96 : 15,584,332.62 = 6,136,378.12 : x - Step 2: Convert to fraction form
11,293,015.96/15,584,332.62 = 6,136,378.12/x - Step 3: Cross multiply
11,293,015.96x = 15,584,332.62 × 6,136,378.12 - Step 4: Simplify right side
11,293,015.96x = 95,631,357,704,170.27 - Step 5: Solve for x
x = 95,631,357,704,170.27/11,293,015.96 - Step 6: Final answer
x = 8,468,185.83
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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.