Finding the Fourth Proportional to 21,723,625.74, 32,613,916.98 and 14,567,182.20
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Solution
The fourth proportional to 21,723,625.74, 32,613,916.98 and 14,567,182.20 is: 21,869,870.00
Step by Step Solution
- Step 1: Write the proportion equation
21,723,625.74 : 32,613,916.98 = 14,567,182.20 : x - Step 2: Convert to fraction form
21,723,625.74/32,613,916.98 = 14,567,182.20/x - Step 3: Cross multiply
21,723,625.74x = 32,613,916.98 × 14,567,182.20 - Step 4: Simplify right side
21,723,625.74x = 475,092,870,903,333.75 - Step 5: Solve for x
x = 475,092,870,903,333.75/21,723,625.74 - Step 6: Final answer
x = 21,869,870.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.