Finding the Fourth Proportional to 11,069,726.49, 16,593,129.86 and 5,382,884.97
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Solution
The fourth proportional to 11,069,726.49, 16,593,129.86 and 5,382,884.97 is: 8,068,754.85
Step by Step Solution
- Step 1: Write the proportion equation
11,069,726.49 : 16,593,129.86 = 5,382,884.97 : x - Step 2: Convert to fraction form
11,069,726.49/16,593,129.86 = 5,382,884.97/x - Step 3: Cross multiply
11,069,726.49x = 16,593,129.86 × 5,382,884.97 - Step 4: Simplify right side
11,069,726.49x = 89,318,909,301,737.78 - Step 5: Solve for x
x = 89,318,909,301,737.78/11,069,726.49 - Step 6: Final answer
x = 8,068,754.85
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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.