Finding the Fourth Proportional to 11,529,904.41, 15,911,271.63 and 6,302,935.53
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Solution
The fourth proportional to 11,529,904.41, 15,911,271.63 and 6,302,935.53 is: 8,698,052.97
Step by Step Solution
- Step 1: Write the proportion equation
11,529,904.41 : 15,911,271.63 = 6,302,935.53 : x - Step 2: Convert to fraction form
11,529,904.41/15,911,271.63 = 6,302,935.53/x - Step 3: Cross multiply
11,529,904.41x = 15,911,271.63 × 6,302,935.53 - Step 4: Simplify right side
11,529,904.41x = 100,287,719,284,208.02 - Step 5: Solve for x
x = 100,287,719,284,208.02/11,529,904.41 - Step 6: Final answer
x = 8,698,052.97
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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.