Finding the Fourth Proportional to 5,747,916.07, 7,932,315.66 and 3,134,563.12
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Solution
The fourth proportional to 5,747,916.07, 7,932,315.66 and 3,134,563.12 is: 4,325,801.53
Step by Step Solution
- Step 1: Write the proportion equation
5,747,916.07 : 7,932,315.66 = 3,134,563.12 : x - Step 2: Convert to fraction form
5,747,916.07/7,932,315.66 = 3,134,563.12/x - Step 3: Cross multiply
5,747,916.07x = 7,932,315.66 × 3,134,563.12 - Step 4: Simplify right side
5,747,916.07x = 24,864,344,084,372.88 - Step 5: Solve for x
x = 24,864,344,084,372.88/5,747,916.07 - Step 6: Final answer
x = 4,325,801.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.