Finding the Fourth Proportional to 10,992,368.98, 15,171,288.42 and 6,099,167.49
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Solution
The fourth proportional to 10,992,368.98, 15,171,288.42 and 6,099,167.49 is: 8,417,860.54
Step by Step Solution
- Step 1: Write the proportion equation
10,992,368.98 : 15,171,288.42 = 6,099,167.49 : x - Step 2: Convert to fraction form
10,992,368.98/15,171,288.42 = 6,099,167.49/x - Step 3: Cross multiply
10,992,368.98x = 15,171,288.42 × 6,099,167.49 - Step 4: Simplify right side
10,992,368.98x = 92,532,229,112,677.47 - Step 5: Solve for x
x = 92,532,229,112,677.47/10,992,368.98 - Step 6: Final answer
x = 8,417,860.54
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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.