Finding the Fourth Proportional to 10,210,938.75, 14,091,095.61 and 5,627,260.08
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Solution
The fourth proportional to 10,210,938.75, 14,091,095.61 and 5,627,260.08 is: 7,765,618.98
Step by Step Solution
- Step 1: Write the proportion equation
10,210,938.75 : 14,091,095.61 = 5,627,260.08 : x - Step 2: Convert to fraction form
10,210,938.75/14,091,095.61 = 5,627,260.08/x - Step 3: Cross multiply
10,210,938.75x = 14,091,095.61 × 5,627,260.08 - Step 4: Simplify right side
10,210,938.75x = 79,294,259,809,616.25 - Step 5: Solve for x
x = 79,294,259,809,616.25/10,210,938.75 - Step 6: Final answer
x = 7,765,618.98
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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.