Finding the Fourth Proportional to 5,902,607.30, 8,146,179.18 and 3,455,069.99
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Solution
The fourth proportional to 5,902,607.30, 8,146,179.18 and 3,455,069.99 is: 4,768,336.73
Step by Step Solution
- Step 1: Write the proportion equation
5,902,607.30 : 8,146,179.18 = 3,455,069.99 : x - Step 2: Convert to fraction form
5,902,607.30/8,146,179.18 = 3,455,069.99/x - Step 3: Cross multiply
5,902,607.30x = 8,146,179.18 × 3,455,069.99 - Step 4: Simplify right side
5,902,607.30x = 28,145,619,177,249.91 - Step 5: Solve for x
x = 28,145,619,177,249.91/5,902,607.30 - Step 6: Final answer
x = 4,768,336.73
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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.