Finding the Fourth Proportional to 11,459,790.79, 15,814,519.46 and 6,303,544.63
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Solution
The fourth proportional to 11,459,790.79, 15,814,519.46 and 6,303,544.63 is: 8,698,896.08
Step by Step Solution
- Step 1: Write the proportion equation
11,459,790.79 : 15,814,519.46 = 6,303,544.63 : x - Step 2: Convert to fraction form
11,459,790.79/15,814,519.46 = 6,303,544.63/x - Step 3: Cross multiply
11,459,790.79x = 15,814,519.46 × 6,303,544.63 - Step 4: Simplify right side
11,459,790.79x = 99,687,529,186,595.78 - Step 5: Solve for x
x = 99,687,529,186,595.78/11,459,790.79 - Step 6: Final answer
x = 8,698,896.08
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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.