Finding the Fourth Proportional to 6,765,113.99, 10,149,364.43 and 1,972,803.80
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Solution
The fourth proportional to 6,765,113.99, 10,149,364.43 and 1,972,803.80 is: 2,959,699.53
Step by Step Solution
- Step 1: Write the proportion equation
6,765,113.99 : 10,149,364.43 = 1,972,803.80 : x - Step 2: Convert to fraction form
6,765,113.99/10,149,364.43 = 1,972,803.80/x - Step 3: Cross multiply
6,765,113.99x = 10,149,364.43 × 1,972,803.80 - Step 4: Simplify right side
6,765,113.99x = 20,022,704,715,088.83 - Step 5: Solve for x
x = 20,022,704,715,088.83/6,765,113.99 - Step 6: Final answer
x = 2,959,699.53
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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.