Finding the Fourth Proportional to 11,842,985.21, 17,761,820.64 and 5,447,092.73
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Solution
The fourth proportional to 11,842,985.21, 17,761,820.64 and 5,447,092.73 is: 8,169,416.95
Step by Step Solution
- Step 1: Write the proportion equation
11,842,985.21 : 17,761,820.64 = 5,447,092.73 : x - Step 2: Convert to fraction form
11,842,985.21/17,761,820.64 = 5,447,092.73/x - Step 3: Cross multiply
11,842,985.21x = 17,761,820.64 × 5,447,092.73 - Step 4: Simplify right side
11,842,985.21x = 96,750,284,079,707.95 - Step 5: Solve for x
x = 96,750,284,079,707.95/11,842,985.21 - Step 6: Final answer
x = 8,169,416.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.