Finding the Fourth Proportional to 19,065,442.74, 26,322,979.20 and 14,647,298.13
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Solution
The fourth proportional to 19,065,442.74, 26,322,979.20 and 14,647,298.13 is: 20,223,003.96
Step by Step Solution
- Step 1: Write the proportion equation
19,065,442.74 : 26,322,979.20 = 14,647,298.13 : x - Step 2: Convert to fraction form
19,065,442.74/26,322,979.20 = 14,647,298.13/x - Step 3: Cross multiply
19,065,442.74x = 26,322,979.20 × 14,647,298.13 - Step 4: Simplify right side
19,065,442.74x = 385,560,524,012,188.94 - Step 5: Solve for x
x = 385,560,524,012,188.94/19,065,442.74 - Step 6: Final answer
x = 20,223,003.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.