Finding the Fourth Proportional to 16,447,371.67, 24,673,169.32 and 7,687,531.80
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Solution
The fourth proportional to 16,447,371.67, 24,673,169.32 and 7,687,531.80 is: 11,532,284.76
Step by Step Solution
- Step 1: Write the proportion equation
16,447,371.67 : 24,673,169.32 = 7,687,531.80 : x - Step 2: Convert to fraction form
16,447,371.67/24,673,169.32 = 7,687,531.80/x - Step 3: Cross multiply
16,447,371.67x = 24,673,169.32 × 7,687,531.80 - Step 4: Simplify right side
16,447,371.67x = 189,675,773,630,918.53 - Step 5: Solve for x
x = 189,675,773,630,918.53/16,447,371.67 - Step 6: Final answer
x = 11,532,284.76
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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.