Finding the Fourth Proportional to 8,156,381.12, 12,233,781.12 and 2,476,655.36
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Solution
The fourth proportional to 8,156,381.12, 12,233,781.12 and 2,476,655.36 is: 3,714,742.99
Step by Step Solution
- Step 1: Write the proportion equation
8,156,381.12 : 12,233,781.12 = 2,476,655.36 : x - Step 2: Convert to fraction form
8,156,381.12/12,233,781.12 = 2,476,655.36/x - Step 3: Cross multiply
8,156,381.12x = 12,233,781.12 × 2,476,655.36 - Step 4: Simplify right side
8,156,381.12x = 30,298,859,583,914.80 - Step 5: Solve for x
x = 30,298,859,583,914.80/8,156,381.12 - Step 6: Final answer
x = 3,714,742.99
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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.