Finding the Fourth Proportional to 10,558,800.99, 14,571,145.49 and 5,729,904.99
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Solution
The fourth proportional to 10,558,800.99, 14,571,145.49 and 5,729,904.99 is: 7,907,268.95
Step by Step Solution
- Step 1: Write the proportion equation
10,558,800.99 : 14,571,145.49 = 5,729,904.99 : x - Step 2: Convert to fraction form
10,558,800.99/14,571,145.49 = 5,729,904.99/x - Step 3: Cross multiply
10,558,800.99x = 14,571,145.49 × 5,729,904.99 - Step 4: Simplify right side
10,558,800.99x = 83,491,279,224,517.47 - Step 5: Solve for x
x = 83,491,279,224,517.47/10,558,800.99 - Step 6: Final answer
x = 7,907,268.95
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1.5x scale
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.