Finding the Fourth Proportional to 11,268,652.68, 16,904,332.68 and 3,980,615.81
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Solution
The fourth proportional to 11,268,652.68, 16,904,332.68 and 3,980,615.81 is: 5,971,401.89
Step by Step Solution
- Step 1: Write the proportion equation
11,268,652.68 : 16,904,332.68 = 3,980,615.81 : x - Step 2: Convert to fraction form
11,268,652.68/16,904,332.68 = 3,980,615.81/x - Step 3: Cross multiply
11,268,652.68x = 16,904,332.68 × 3,980,615.81 - Step 4: Simplify right side
11,268,652.68x = 67,289,653,903,604.59 - Step 5: Solve for x
x = 67,289,653,903,604.59/11,268,652.68 - Step 6: Final answer
x = 5,971,401.89
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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.