Finding the Fourth Proportional to 6,132,603.74, 8,401,697.16 and 5,902,753.68
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Solution
The fourth proportional to 6,132,603.74, 8,401,697.16 and 5,902,753.68 is: 8,086,801.45
Step by Step Solution
- Step 1: Write the proportion equation
6,132,603.74 : 8,401,697.16 = 5,902,753.68 : x - Step 2: Convert to fraction form
6,132,603.74/8,401,697.16 = 5,902,753.68/x - Step 3: Cross multiply
6,132,603.74x = 8,401,697.16 × 5,902,753.68 - Step 4: Simplify right side
6,132,603.74x = 49,593,148,829,435.55 - Step 5: Solve for x
x = 49,593,148,829,435.55/6,132,603.74 - Step 6: Final answer
x = 8,086,801.45
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.