Finding the Fourth Proportional to 14,422,437.75, 19,902,911.03 and 8,227,473.44
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Solution
The fourth proportional to 14,422,437.75, 19,902,911.03 and 8,227,473.44 is: 11,353,883.08
Step by Step Solution
- Step 1: Write the proportion equation
14,422,437.75 : 19,902,911.03 = 8,227,473.44 : x - Step 2: Convert to fraction form
14,422,437.75/19,902,911.03 = 8,227,473.44/x - Step 3: Cross multiply
14,422,437.75x = 19,902,911.03 × 8,227,473.44 - Step 4: Simplify right side
14,422,437.75x = 163,750,671,878,008.06 - Step 5: Solve for x
x = 163,750,671,878,008.06/14,422,437.75 - Step 6: Final answer
x = 11,353,883.08
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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.