Finding the Fourth Proportional to 6,830,593.70, 10,257,700.35 and 3,641,947.70
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Solution
The fourth proportional to 6,830,593.70, 10,257,700.35 and 3,641,947.70 is: 5,469,218.32
Step by Step Solution
- Step 1: Write the proportion equation
6,830,593.70 : 10,257,700.35 = 3,641,947.70 : x - Step 2: Convert to fraction form
6,830,593.70/10,257,700.35 = 3,641,947.70/x - Step 3: Cross multiply
6,830,593.70x = 10,257,700.35 × 3,641,947.70 - Step 4: Simplify right side
6,830,593.70x = 37,358,008,196,971.70 - Step 5: Solve for x
x = 37,358,008,196,971.70/6,830,593.70 - Step 6: Final answer
x = 5,469,218.32
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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.