Finding the Fourth Proportional to 21,717,125.87, 32,568,455.16 and 8,759,929.95
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Solution
The fourth proportional to 21,717,125.87, 32,568,455.16 and 8,759,929.95 is: 13,136,977.13
Step by Step Solution
- Step 1: Write the proportion equation
21,717,125.87 : 32,568,455.16 = 8,759,929.95 : x - Step 2: Convert to fraction form
21,717,125.87/32,568,455.16 = 8,759,929.95/x - Step 3: Cross multiply
21,717,125.87x = 32,568,455.16 × 8,759,929.95 - Step 4: Simplify right side
21,717,125.87x = 285,297,385,781,316 - Step 5: Solve for x
x = 285,297,385,781,316/21,717,125.87 - Step 6: Final answer
x = 13,136,977.13
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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.