Finding the Fourth Proportional to 7,557,819.46, 11,336,615.26 and 3,400,285.14
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Solution
The fourth proportional to 7,557,819.46, 11,336,615.26 and 3,400,285.14 is: 5,100,376.45
Step by Step Solution
- Step 1: Write the proportion equation
7,557,819.46 : 11,336,615.26 = 3,400,285.14 : x - Step 2: Convert to fraction form
7,557,819.46/11,336,615.26 = 3,400,285.14/x - Step 3: Cross multiply
7,557,819.46x = 11,336,615.26 × 3,400,285.14 - Step 4: Simplify right side
7,557,819.46x = 38,547,724,406,475.23 - Step 5: Solve for x
x = 38,547,724,406,475.23/7,557,819.46 - Step 6: Final answer
x = 5,100,376.45
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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.