Finding the Fourth Proportional to 7,231,019.77, 10,838,903.85 and 2,372,057.99
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Solution
The fourth proportional to 7,231,019.77, 10,838,903.85 and 2,372,057.99 is: 3,555,585.42
Step by Step Solution
- Step 1: Write the proportion equation
7,231,019.77 : 10,838,903.85 = 2,372,057.99 : x - Step 2: Convert to fraction form
7,231,019.77/10,838,903.85 = 2,372,057.99/x - Step 3: Cross multiply
7,231,019.77x = 10,838,903.85 × 2,372,057.99 - Step 4: Simplify right side
7,231,019.77x = 25,710,508,426,039.74 - Step 5: Solve for x
x = 25,710,508,426,039.74/7,231,019.77 - Step 6: Final answer
x = 3,555,585.42
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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.