Finding the Fourth Proportional to 6,765,113.24, 10,149,363.30 and 1,972,803.05
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Solution
The fourth proportional to 6,765,113.24, 10,149,363.30 and 1,972,803.05 is: 2,959,698.41
Step by Step Solution
- Step 1: Write the proportion equation
6,765,113.24 : 10,149,363.30 = 1,972,803.05 : x - Step 2: Convert to fraction form
6,765,113.24/10,149,363.30 = 1,972,803.05/x - Step 3: Cross multiply
6,765,113.24x = 10,149,363.30 × 1,972,803.05 - Step 4: Simplify right side
6,765,113.24x = 20,022,694,873,798.07 - Step 5: Solve for x
x = 20,022,694,873,798.07/6,765,113.24 - Step 6: Final answer
x = 2,959,698.41
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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.