Finding the Fourth Proportional to 5,850,621.12, 8,070,607.68 and 3,402,956.64
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Solution
The fourth proportional to 5,850,621.12, 8,070,607.68 and 3,402,956.64 is: 4,694,190.14
Step by Step Solution
- Step 1: Write the proportion equation
5,850,621.12 : 8,070,607.68 = 3,402,956.64 : x - Step 2: Convert to fraction form
5,850,621.12/8,070,607.68 = 3,402,956.64/x - Step 3: Cross multiply
5,850,621.12x = 8,070,607.68 × 3,402,956.64 - Step 4: Simplify right side
5,850,621.12x = 27,463,927,993,491.00 - Step 5: Solve for x
x = 27,463,927,993,491.00/5,850,621.12 - Step 6: Final answer
x = 4,694,190.14
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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.