Finding the Fourth Proportional to 19,642,025.09, 27,106,002.51 and 11,386,873.44
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Solution
The fourth proportional to 19,642,025.09, 27,106,002.51 and 11,386,873.44 is: 15,713,889.92
Step by Step Solution
- Step 1: Write the proportion equation
19,642,025.09 : 27,106,002.51 = 11,386,873.44 : x - Step 2: Convert to fraction form
19,642,025.09/27,106,002.51 = 11,386,873.44/x - Step 3: Cross multiply
19,642,025.09x = 27,106,002.51 × 11,386,873.44 - Step 4: Simplify right side
19,642,025.09x = 308,652,620,045,692.31 - Step 5: Solve for x
x = 308,652,620,045,692.31/19,642,025.09 - Step 6: Final answer
x = 15,713,889.92
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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.