Finding the Fourth Proportional to 19,735,366.14, 27,233,422.70 and 11,474,842.38
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Solution
The fourth proportional to 19,735,366.14, 27,233,422.70 and 11,474,842.38 is: 15,834,478.60
Step by Step Solution
- Step 1: Write the proportion equation
19,735,366.14 : 27,233,422.70 = 11,474,842.38 : x - Step 2: Convert to fraction form
19,735,366.14/27,233,422.70 = 11,474,842.38/x - Step 3: Cross multiply
19,735,366.14x = 27,233,422.70 × 11,474,842.38 - Step 4: Simplify right side
19,735,366.14x = 312,499,232,834,282.94 - Step 5: Solve for x
x = 312,499,232,834,282.94/19,735,366.14 - Step 6: Final answer
x = 15,834,478.60
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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.