Finding the Fourth Proportional to 17,476,990.67, 26,214,534.92 and 5,346,454.12
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Solution
The fourth proportional to 17,476,990.67, 26,214,534.92 and 5,346,454.12 is: 8,019,390.23
Step by Step Solution
- Step 1: Write the proportion equation
17,476,990.67 : 26,214,534.92 = 5,346,454.12 : x - Step 2: Convert to fraction form
17,476,990.67/26,214,534.92 = 5,346,454.12/x - Step 3: Cross multiply
17,476,990.67x = 26,214,534.92 × 5,346,454.12 - Step 4: Simplify right side
17,476,990.67x = 140,154,808,226,917.89 - Step 5: Solve for x
x = 140,154,808,226,917.89/17,476,990.67 - Step 6: Final answer
x = 8,019,390.23
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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.