Finding the Fourth Proportional to 11,558,316.70, 17,334,015.02 and 7,246,918.70
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Solution
The fourth proportional to 11,558,316.70, 17,334,015.02 and 7,246,918.70 is: 10,868,208.65
Step by Step Solution
- Step 1: Write the proportion equation
11,558,316.70 : 17,334,015.02 = 7,246,918.70 : x - Step 2: Convert to fraction form
11,558,316.70/17,334,015.02 = 7,246,918.70/x - Step 3: Cross multiply
11,558,316.70x = 17,334,015.02 × 7,246,918.70 - Step 4: Simplify right side
11,558,316.70x = 125,618,197,594,518.88 - Step 5: Solve for x
x = 125,618,197,594,518.88/11,558,316.70 - Step 6: Final answer
x = 10,868,208.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.