Finding the Fourth Proportional to 14,351,114.08, 19,788,447.99 and 11,729,482.66
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Solution
The fourth proportional to 14,351,114.08, 19,788,447.99 and 11,729,482.66 is: 16,173,535.82
Step by Step Solution
- Step 1: Write the proportion equation
14,351,114.08 : 19,788,447.99 = 11,729,482.66 : x - Step 2: Convert to fraction form
14,351,114.08/19,788,447.99 = 11,729,482.66/x - Step 3: Cross multiply
14,351,114.08x = 19,788,447.99 × 11,729,482.66 - Step 4: Simplify right side
14,351,114.08x = 232,108,257,567,016.84 - Step 5: Solve for x
x = 232,108,257,567,016.84/14,351,114.08 - Step 6: Final answer
x = 16,173,535.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.