Finding the Fourth Proportional to 27,217,207.06, 40,819,361.14 and 7,785,833.96
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Solution
The fourth proportional to 27,217,207.06, 40,819,361.14 and 7,785,833.96 is: 11,676,905.99
Step by Step Solution
- Step 1: Write the proportion equation
27,217,207.06 : 40,819,361.14 = 7,785,833.96 : x - Step 2: Convert to fraction form
27,217,207.06/40,819,361.14 = 7,785,833.96/x - Step 3: Cross multiply
27,217,207.06x = 40,819,361.14 × 7,785,833.96 - Step 4: Simplify right side
27,217,207.06x = 317,812,768,189,316.31 - Step 5: Solve for x
x = 317,812,768,189,316.31/27,217,207.06 - Step 6: Final answer
x = 11,676,905.99
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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.