Finding the Fourth Proportional to 14,438,527.88, 19,925,171.70 and 8,637,551.24
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Solution
The fourth proportional to 14,438,527.88, 19,925,171.70 and 8,637,551.24 is: 11,919,822.64
Step by Step Solution
- Step 1: Write the proportion equation
14,438,527.88 : 19,925,171.70 = 8,637,551.24 : x - Step 2: Convert to fraction form
14,438,527.88/19,925,171.70 = 8,637,551.24/x - Step 3: Cross multiply
14,438,527.88x = 19,925,171.70 × 8,637,551.24 - Step 4: Simplify right side
14,438,527.88x = 172,104,691,524,547.91 - Step 5: Solve for x
x = 172,104,691,524,547.91/14,438,527.88 - Step 6: Final answer
x = 11,919,822.64
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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.