Finding the Fourth Proportional to 5,918,052.30, 8,858,416.05 and 5,731,428.30
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Solution
The fourth proportional to 5,918,052.30, 8,858,416.05 and 5,731,428.30 is: 8,579,068.56
Step by Step Solution
- Step 1: Write the proportion equation
5,918,052.30 : 8,858,416.05 = 5,731,428.30 : x - Step 2: Convert to fraction form
5,918,052.30/8,858,416.05 = 5,731,428.30/x - Step 3: Cross multiply
5,918,052.30x = 8,858,416.05 × 5,731,428.30 - Step 4: Simplify right side
5,918,052.30x = 50,771,376,442,144.22 - Step 5: Solve for x
x = 50,771,376,442,144.22/5,918,052.30 - Step 6: Final answer
x = 8,579,068.56
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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.