Finding the Fourth Proportional to 12,541,579.11, 18,810,355.01 and 3,441,551.49
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Solution
The fourth proportional to 12,541,579.11, 18,810,355.01 and 3,441,551.49 is: 5,161,774.66
Step by Step Solution
- Step 1: Write the proportion equation
12,541,579.11 : 18,810,355.01 = 3,441,551.49 : x - Step 2: Convert to fraction form
12,541,579.11/18,810,355.01 = 3,441,551.49/x - Step 3: Cross multiply
12,541,579.11x = 18,810,355.01 × 3,441,551.49 - Step 4: Simplify right side
12,541,579.11x = 64,736,805,294,886.71 - Step 5: Solve for x
x = 64,736,805,294,886.71/12,541,579.11 - Step 6: Final answer
x = 5,161,774.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.