Finding the Fourth Proportional to 7,793,197.25, 10,754,627.78 and 4,355,438.18
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Solution
The fourth proportional to 7,793,197.25, 10,754,627.78 and 4,355,438.18 is: 6,010,513.39
Step by Step Solution
- Step 1: Write the proportion equation
7,793,197.25 : 10,754,627.78 = 4,355,438.18 : x - Step 2: Convert to fraction form
7,793,197.25/10,754,627.78 = 4,355,438.18/x - Step 3: Cross multiply
7,793,197.25x = 10,754,627.78 × 4,355,438.18 - Step 4: Simplify right side
7,793,197.25x = 46,841,116,401,816.10 - Step 5: Solve for x
x = 46,841,116,401,816.10/7,793,197.25 - Step 6: Final answer
x = 6,010,513.39
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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.