Finding the Fourth Proportional to 19,143,724.96, 26,418,657.92 and 10,441,899.84
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Solution
The fourth proportional to 19,143,724.96, 26,418,657.92 and 10,441,899.84 is: 14,409,994.95
Step by Step Solution
- Step 1: Write the proportion equation
19,143,724.96 : 26,418,657.92 = 10,441,899.84 : x - Step 2: Convert to fraction form
19,143,724.96/26,418,657.92 = 10,441,899.84/x - Step 3: Cross multiply
19,143,724.96x = 26,418,657.92 × 10,441,899.84 - Step 4: Simplify right side
19,143,724.96x = 275,860,979,907,862.75 - Step 5: Solve for x
x = 275,860,979,907,862.75/19,143,724.96 - Step 6: Final answer
x = 14,409,994.95
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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.