Finding the Fourth Proportional to 10,992,971.16, 16,489,562.94 and 4,167,708.84
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Solution
The fourth proportional to 10,992,971.16, 16,489,562.94 and 4,167,708.84 is: 6,251,603.52
Step by Step Solution
- Step 1: Write the proportion equation
10,992,971.16 : 16,489,562.94 = 4,167,708.84 : x - Step 2: Convert to fraction form
10,992,971.16/16,489,562.94 = 4,167,708.84/x - Step 3: Cross multiply
10,992,971.16x = 16,489,562.94 × 4,167,708.84 - Step 4: Simplify right side
10,992,971.16x = 68,723,697,232,774.38 - Step 5: Solve for x
x = 68,723,697,232,774.38/10,992,971.16 - Step 6: Final answer
x = 6,251,603.52
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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.