Finding the Fourth Proportional to 14,765,405.40, 22,161,230.10 and 8,692,543.80
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Solution
The fourth proportional to 14,765,405.40, 22,161,230.10 and 8,692,543.80 is: 13,046,540.75
Step by Step Solution
- Step 1: Write the proportion equation
14,765,405.40 : 22,161,230.10 = 8,692,543.80 : x - Step 2: Convert to fraction form
14,765,405.40/22,161,230.10 = 8,692,543.80/x - Step 3: Cross multiply
14,765,405.40x = 22,161,230.10 × 8,692,543.80 - Step 4: Simplify right side
14,765,405.40x = 192,637,463,306,128.41 - Step 5: Solve for x
x = 192,637,463,306,128.41/14,765,405.40 - Step 6: Final answer
x = 13,046,540.75
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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.