Finding the Fourth Proportional to 5,127,792.96, 7,689,445.44 and 2,432,886.48
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Solution
The fourth proportional to 5,127,792.96, 7,689,445.44 and 2,432,886.48 is: 3,648,265.05
Step by Step Solution
- Step 1: Write the proportion equation
5,127,792.96 : 7,689,445.44 = 2,432,886.48 : x - Step 2: Convert to fraction form
5,127,792.96/7,689,445.44 = 2,432,886.48/x - Step 3: Cross multiply
5,127,792.96x = 7,689,445.44 × 2,432,886.48 - Step 4: Simplify right side
5,127,792.96x = 18,707,547,849,673.65 - Step 5: Solve for x
x = 18,707,547,849,673.65/5,127,792.96 - Step 6: Final answer
x = 3,648,265.05
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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.