Finding the Fourth Proportional to 19,019,615.98, 26,233,539.32 and 17,454,800.96
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Solution
The fourth proportional to 19,019,615.98, 26,233,539.32 and 17,454,800.96 is: 24,075,207.82
Step by Step Solution
- Step 1: Write the proportion equation
19,019,615.98 : 26,233,539.32 = 17,454,800.96 : x - Step 2: Convert to fraction form
19,019,615.98/26,233,539.32 = 17,454,800.96/x - Step 3: Cross multiply
19,019,615.98x = 26,233,539.32 × 17,454,800.96 - Step 4: Simplify right side
19,019,615.98x = 457,901,207,306,933.75 - Step 5: Solve for x
x = 457,901,207,306,933.75/19,019,615.98 - Step 6: Final answer
x = 24,075,207.82
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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.