Finding the Fourth Proportional to 6,791,979.02, 9,372,980.45 and 3,694,529.12
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Solution
The fourth proportional to 6,791,979.02, 9,372,980.45 and 3,694,529.12 is: 5,098,477.06
Step by Step Solution
- Step 1: Write the proportion equation
6,791,979.02 : 9,372,980.45 = 3,694,529.12 : x - Step 2: Convert to fraction form
6,791,979.02/9,372,980.45 = 3,694,529.12/x - Step 3: Cross multiply
6,791,979.02x = 9,372,980.45 × 3,694,529.12 - Step 4: Simplify right side
6,791,979.02x = 34,628,749,176,087.13 - Step 5: Solve for x
x = 34,628,749,176,087.13/6,791,979.02 - Step 6: Final answer
x = 5,098,477.06
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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.