Finding the Fourth Proportional to 16,028,641.44, 22,112,574.48 and 10,603,689.12
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Solution
The fourth proportional to 16,028,641.44, 22,112,574.48 and 10,603,689.12 is: 14,628,492.77
Step by Step Solution
- Step 1: Write the proportion equation
16,028,641.44 : 22,112,574.48 = 10,603,689.12 : x - Step 2: Convert to fraction form
16,028,641.44/22,112,574.48 = 10,603,689.12/x - Step 3: Cross multiply
16,028,641.44x = 22,112,574.48 × 10,603,689.12 - Step 4: Simplify right side
16,028,641.44x = 234,474,865,428,765.66 - Step 5: Solve for x
x = 234,474,865,428,765.66/16,028,641.44 - Step 6: Final answer
x = 14,628,492.77
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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.